Tampa Bay Buccaneers quarterback Mike Glennon (8) looks to pass during a combined training camp with the Jacksonville Jaguars at the Florida Blue Health and Wellness Practice Fields, August 17th, 2016 in Jacksonville,FL. (Logan Bowles/NFL)

Tampa Bay Buccaneers wide receiver Mike Evans (13) runs a route as Jacksonville Jaguars cornerback Davon House (31) defends during a combined training camp at the Florida Blue Health and Wellness Practice Fields, August 17th, 2016 in Jacksonville,FL. (Logan Bowles/NFL)

Jacksonville Jaguars

Miami Dolphins quarterback Ryan Tannehill (17) passes to Jay Ajayi, right, Monday, Aug. 15, 2016, during practice at NFL football training camp in Davie, Fla. (AP Photo/Lynne Sladky)

A general view of a combined training camp between the Tampa Bay Buccaneers and Jacksonville Jaguars at the Florida Blue Health and Wellness Practice Fields, August 17th, 2016 in Jacksonville,FL. (Logan Bowles/NFL)

Miami Dolphins running back Jay Ajayi runs drills, Monday, Aug. 15, 2016, during practice at NFL football training camp in Davie, Fla. (AP Photo/Lynne Sladky)

New Orleans Saints wide receiver Brandin Cooks (10) catches a pass during the NFL football teams training camp in White Sulphur Springs, W.Va., Monday, Aug. 15, 2016. (AP Photo/Chris Tilley)

New England Patriots quarterback Jimmy Garoppolo (10) speaks with offensive coordinator Josh McDaniels, right, during an NFL football training camp practice with the Chicago Bears, Monday, Aug. 15, 2016, in Foxborough, Mass. (AP Photo/Steven Senne)

Chicago Bears quarterbacks, from the left, Brian Hoyer (2), David Fales (12), and Jay Cutler (6) warm up on the field during an NFL football training camp practice with the New England Patriots, Monday, Aug. 15, 2016, in Foxborough, Mass. (AP Photo/Steven Senne)

Chicago Bears defensive end Akiem Hicks (96) performs a field drill as Bears nose tackle Eddie Goldman (91) stands behind during an NFL football training camp practice with the New England Patriots, Monday, Aug. 15, 2016, in Foxborough, Mass. (AP Photo/Steven Senne)

San Francisco 49ers' quarterback Colin Kaepernick passes during an NFL football training camp on Wednesday, Aug. 10, 2016, at Kezar Stadium in San Francisco. (AP Photo/Ben Margot)

Kansas City Chiefs wide receiver Seantavius Jones (6) catches the ball over cornerback KeiVarae Russell (26) during NFL football training camp in St. Joseph, Mo., Wednesday, Aug. 10, 2016. (AP Photo/Orlin Wagner)

Cincinnati Bengals quarterback Andy Dalton (14) watches during a joint NFL football practice with the Minnesota Vikings, Wednesday, Aug. 10, 2016, in Cincinnati. (AP Photo/John Minchillo)

Wednesday, July 27, 2016: New England Patriots tight end Rob Gronkowski (87) runs with the ball at a joint training camp practice between New England Patriots and the New Orleans Saints training camp held Gillette Stadium in Foxborough Massachusetts. Eric Canha/CSM (Cal Sport Media via AP Images)

New England Patriots quarterback Tom Brady (12) gets set to throw a pass as quarterback Jimmy Garoppolo (10) watches during NFL football training camp in Foxborough, Mass. on Tuesday, Aug. 9, 2016. (AP Photo/Elise Amendola)

Arizona Cardinals' Jake Coker warms up during practice at the NFL football team's training camp Tuesday, Aug. 9, 2016, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Dallas Cowboys head coach Jason Garrett talks to the team after an NFL training camp Tuesday, August 9, 2016 at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)

Tampa Bay Buccaneers quarterback Jameis Winston throws a pass during a Buccaneers NFL football training camp practice Tuesday, Aug. 9, 2016, in Tampa, Fla. (AP Photo/Chris O'Meara)

Atlanta Falcons receiver Corey Washington makes a catch as Atlanta Falcons cornerback Jalen Collins (32) defends during an NFL football training camp practice in Flowery Branch, Ga., Tuesday, Aug. 9, 2016. (AP Photo/John Bazemore)

Indianapolis Colts quarterback Andrew Luck runs to the field during the NFL team's football training camp in Anderson, Ind., Tuesday, Aug. 9, 2016. (AP Photo/Michael Conroy)

Arizona Cardinals' Jermaine Gresham has the ball thrown just out of his reach during practice at the NFL football team's training camp Tuesday, Aug. 9, 2016, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Atlanta Falcons quarterback Matt Ryan (2) throws a pass to wide receiver Mohamed Sanu (12) during an NFL football training camp practice in Flowery Branch, Ga., Tuesday, Aug. 9, 2016. (AP Photo/John Bazemore)

Atlanta Falcons wide receiver C.J. Goodwin (29) strips the ball away from wide receiver Eric Weems (14), left, during an NFL football training camp practice in Flowery Branch, Ga., Tuesday, Aug. 9, 2016. (AP Photo/John Bazemore)

New Orleans Saints quarterback Drew Brees (9) throws a football as Saints quarterback Garrett Grayson (18) watches during football training camp, Tuesday, Aug. 9, 2016, in Foxborough, Mass. (AP Photo/Elise Amendola)

Miami Dolphins running back Daniel Thomas, left, performs a drill during practice at the NFL football teams training camp, Tuesday, Aug. 9, 2016, in Davie, Fla. (AP Photo/Alan Diaz)

Tampa Bay Buccaneers tight end Austin Seferian-Jenkins (87) makes a catch in front of defensive back Ryan Smith (29) during a Buccaneers NFL football training camp practice Tuesday, Aug. 9, 2016, in Tampa, Fla. (AP Photo/Chris O'Meara)

Tennessee Titans inside linebacker Avery Williamson (54) and running back DeMarco Murray (29) walk to the field after leaving the locker room at Nissan Stadium before an NFL football training camp scrimmage, Monday, Aug. 8, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Tennessee Titans defensive back Brice McCain (33) congratulates cornerback Cody Riggs (37) after play during before an NFL football training camp scrimmage, Monday, Aug. 8, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Carolina Panthers' Charles Johnson warms up during an NFL training camp practice in Spartanburg, S.C., Monday, Aug. 8, 2016. (AP Photo/Chuck Burton)

Carolina Panthers quarterbacks coach Ken Dorsey, right, tries to strip the ball from Cam Newton, left, in a drill during an NFL training camp practice in Spartanburg, S.C., Monday, Aug. 8, 2016. (AP Photo/Chuck Burton)

Carolina Panthers' Jonathan Stewart, left, faces off against Luke Kuechly during an NFL training camp practice in Spartanburg, S.C., Monday, Aug. 8, 2016. (AP Photo/Chuck Burton)

Denver Broncos quarterback Mark Sanchez takes part in drills during the team's NFL football practice Monday, Aug. 8, 2016 in Englewood, Colo. (AP Photo/David Zalubowski)

Denver Broncos quarterback Trevor Siemian, front, and quarterback Mark Sanchez (6) take part in drills during the team's NFL football practice Monday, Aug. 8, 2016 in Englewood, Colo. (AP Photo/David Zalubowski)

Denver Broncos cornerback Aqib Talib, left, and safety T.J. Ward take part in drills during the team's NFL football practice Monday, Aug. 8, 2016 in Englewood, Colo. (AP Photo/David Zalubowski)

Denver Broncos quarterback Paxton Lynch takes part in drills during the team's NFL football practice Monday, Aug. 8, 2016 in Englewood, Colo. (AP Photo/David Zalubowski)

Dallas Cowboys quarterback Tony Romo (9) talks about a play with running backs Ezekiel Elliott (left) and Alfred Morris (right) during an NFL training camp Sunday, August 7, 2016 at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)

Seattle Seahawks' Richard Sherman stands on the field during the team's NFL football training camp Saturday, July 30, 2016, in Renton, Wash. (AP Photo/Elaine Thompson)

Seattle Seahawks head coach Pete Carroll smiles during the team's NFL football training camp Saturday, July 30, 2016, in Renton, Wash. (AP Photo/Elaine Thompson)

New York Giants wide receiver Roger Lewis (82) makes a leaping catch during NFL training camp practice on August 6, 2016 at the Quest Diagnostics Training Center in East Rutherford, New Jersey. (Evan Pinkus via AP)

Dallas Cowboys running back Alfred Morris (46) runs during an NFL training camp Saturday, August 6, 2016 at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)

Dallas Cowboys quarterback Tony Romo (9) points to a defender during an NFL training camp Saturday, August 6, 2016 at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)

Houston Texans quarterback Brock Osweiler throws a pass during a practice at the NFL football team's training camp, Saturday, Aug. 6, 2016, in Houston. (AP Photo/Eric Christian Smith)

Atlanta Falcons running back Devonta Freeman (24) is mobbed by young fans as he makes his way to the field for the NFL football team's annual Friday Night Lights practice, at Grayson High School on Friday, Aug. 5, 2016, in Loganville, Ga. (AP Photo/John Bazemore)

Atlanta Falcons quarterback Matt Ryan (2) throws a pass during their annual Friday Night Lights NFL football practice at Grayson High School Friday, Aug. 5, 2016, in Loganville, Ga. (AP Photo/John Bazemore)

New York Giants quarterback Eli Manning (10) signs autographs following NFL training camp practice on August 5, 2016 at the Quest Diagnostics Training Center in East Rutherford, New Jersey. (Evan Pinkus via AP)

New York Giants punter Brad Wing (9) during NFL training camp practice on August 5, 2016 at the Quest Diagnostics Training Center in East Rutherford, New Jersey. (Evan Pinkus via AP)

Atlanta Falcons defensive end Tyson Jackson (94) works on his pass rushing skills during their annual Friday Night Lights NFL football practice at Grayson High School Friday, Aug. 5, 2016, in Loganville, Ga. (AP Photo/John Bazemore)

Chicago Bears offensive players run as a team during practice drills at Chicago Bears Training Camp on the campus of Olivet Nazarene University on Thursday, Aug. 4, 2016, in Bourbonnais, Ill. (Scott Boehm via AP)

New Orleans Saints tight end Coby Fleener (82) looks to catch a pass during the NFL football team's training camp, Thursday, Aug. 4, 2016 in White Sulphur Springs, W.Va. (AP Photo/Chris Tilley)

Tennessee Titans wide receiver Tajae Sharpe (19) reaches for the ball as he is defended by defensive back Antwon Blake, right, during NFL football training camp Thursday, Aug. 4, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Detroit Lions defensive end Ezekiel Ansah (94) tosses a football while waiting for NFL football training camp to begin Thursday, Aug. 4, 2016, in Allen Park, Mich. (AP Photo/Duane Burleson)

Tennessee Titans cornerback Curtis Riley (35) celebrates with strong safety Marqueston Huff, second from left, after Riley made a defensive stop in practice during NFL football training camp Thursday, Aug. 4, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Tennessee Titans outside linebacker Kevin Dodd does a conditioning drill with heavy ropes during NFL football training camp Thursday, Aug. 4, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Carolina Panthers' Luke Kuechly (59) greets members of the Spartanburg High School football team during an NFL training camp practice in Spartanburg, S.C., Thursday, Aug. 4, 2016. The high school participated in pre-practice stretching with the Panthers and held their own practice on an adjacent field. (AP Photo/Chuck Burton)

Carolina Panthers' Devin Funchess gives a high five to a fan after catching a touchdown pass during an NFL training camp practice in Spartanburg, S.C., Thursday, Aug. 4, 2016. (AP Photo/Chuck Burton)

Denver Broncos quarterback Mark Sanchez, front, joins strong safety T.J. Ward in signing autographs for fans following the team's NFL football training camp Thursday, Aug. 4, 2016 in Englewood, Colo. (AP Photo/David Zalubowski)

Tennessee Titans wide receiver Andre Johnson runs a drill as wide receivers coach Bob Bratkowski, right, watches during NFL football training camp Thursday, Aug. 4, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Atlanta Falcons rookie strong safety Keanu Neal (22) catches a ball during an NFL football practice Thursday, Aug. 4, 2016, in Flowery Branch, Ga. (AP Photo/John Bazemore)

Atlanta Falcons quarterback Matt Ryan (2) works during an NFL football practice Thursday, Aug. 4, 2016, in Flowery Branch, Ga.. (AP Photo/John Bazemore)

Houston Texans outside linebacker Jadeveon Clowney (90) runs a drill during an NFL football training camp on Thursday, Aug. 4, 2016, in Houston. (Aaron M. Sprecher via AP)

Detroit Lions quarterback Matthew Stafford (9) passes the ball during NFL football training camp Wednesday, Aug. 3, 2016, in Allen Park, Mich. (AP Photo/Duane Burleson)

New York Jets quarterback Ryan Fitzpatrick, center, relaxes with his family after practice at the NFL football teams training camp in Florham Park, N.J., Wednesday, Aug. 3, 2016. (AP Photo/Seth Wenig)

New York Giants wide receiver Odell Beckham Jr. (13) signs autographs after NFL training camp practice on August 3, 2016 at the Quest Diagnostics Training Center in East Rutherford, New Jersey. (Evan Pinkus via AP)

Dallas Cowboys wide receiver Dez Bryant (88) collides with cornerback Morris Claiborne, right, as they go for a pass during practice at the NFL football team's training camp in Oxnard, Calif., Tuesday, Aug. 2, 2016. (AP Photo/Gus Ruelas)

Washington Redskins outside linebacker Ryan Kerrigan (91) throws a medicine ball over his head during the afternoon practice at the Washington Redskins NFL football team's training camp in Richmond, Va., Wednesday, Aug. 3, 2016. (AP Photo/Steve Helber)

Washington Redskin cornerback Josh Norman, left, jokes with defensive end Ziggy Hood during the afternoon practice at NFL football training camp in Richmond, Va., Tuesday, Aug. 2, 2016. (AP Photo/Steve Helber)

Detroit Lions wide receiver Anquan Boldin catches a pass during NFL football practice in Allen Park, Mich., Monday, Aug. 1, 2016. (AP Photo/Paul Sancya)

Baltimore Ravens quarterback Joe Flacco throws a pass during practice at the NFL football teams training camp in Baltimore., Monday, Aug. 1, 2016. (AP Photo/Gail Burton)

Washington Redskin Geno Matias-Smith (39) and Mack Brown(34) run drills during the afternoon practice at the Washington Redskins NFL football teams training camp in Richmond, Va., Tuesday, Aug. 2, 2016. (AP Photo/Steve Helber)

Jacksonville Jaguars running back Jonas Gray runs during a scrimmage at NFL football training camp, Tuesday, Aug. 2, 2016, in Jacksonville, Fla. (AP Photo/John Raoux)

Washington Redskins quarterback Kirk Cousins (8) looks for a receiver during the afternoon practice at the Washington Redskins NFL football teams training camp in Richmond, Va., Tuesday, Aug. 2, 2016. (AP Photo/Steve Helber)

Baltimore Ravens Tavon Young runs during practice at the NFL football teams training camp in Baltimore., Monday, Aug. 1, 2016. (AP Photo/Gail Burton)

Jacksonville Jaguars quarterback Blake Bortles looks for a receiver during NFL football training camp, Tuesday, Aug. 2, 2016, in Jacksonville, Fla. (AP Photo/John Raoux)

Indianapolis Colts quarterback Andrew Luck (12) drops back to throw during the NFL team's football training camp in Anderson, Ind., Tuesday, Aug. 2, 2016. (AP Photo/Michael Conroy)

Atlanta Falcons rookie strong safety Keanu Neal (22)during an NFL football practice Tuesday, Aug. 2, 2016, in Flowery Branch, Ga. (AP Photo/John Bazemore)

Kansas City Chiefs cornerback KeiVarae Russell (26) reaches in on wide receiver Chris Conley, left, during NFL football training camp in St. Joseph, Mo., Tuesday, Aug. 2, 2016. (AP Photo/Orlin Wagner)

Tennessee Titans quarterback Marcus Mariota celebrates with Caiden Anku, 9, after throwing him a pass after NFL football training camp Tuesday, Aug. 2, 2016, in Nashville, Tenn. Mariota spent time after practice signing autographs for fans. (AP Photo/Mark Zaleski)

New York Giants' Victor Cruz carries the ball during practice at the NFL football teams training camp in East Rutherford, N.J., Tuesday, Aug. 2, 2016. (AP Photo/Seth Wenig)

Arizona Cardinals' Larry Fitzgerald makes a diving catch during practice at the NFL football teams training camp Monday, Aug. 1, 2016, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Dallas Cowboys wide receiver Dez Bryant (88) catches a pass during the second day of the Dallas Cowboys 2016 NFL training camp football practice held on Sunday, July 31, 2016 in Oxnard, Calif. (Paul Spinelli via AP)

Tennessee Titans linebacker Kevin Dodd carries teammates' pads and helmets as he leaves the field after practice at the NFL football teams training camp Monday, Aug. 1, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Tennessee Titans quarterback Marcus Mariota, left, hands the off to running back DeMarco Murray (29) at the NFL football teams training camp Monday, Aug. 1, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Green Bay Packers quarterback Aaron Rodgers performs a Lambeau Leap during NFL football training camp, Sunday, July 31, 2016, in Green Bay, Wis. (AP Photo/Matt Ludtke)

Miami Dolphins wide receiver Jarvis Landry runs with the football during practice at NFL football training camp, Monday, Aug. 1, 2016 in Davie, Fla. (AP Photo/Lynne Sladky)

Washington Redskins cornerback Josh Norman signs autographs for fans after the morning walk through session at the NFL football teams training camp in Richmond, Va., Monday, Aug. 1, 2016. (AP Photo/Steve Helber)

Dallas Cowboys running back Ezekiel Elliott (21) runs after a catch during an NFL training camp Sunday, July 31, 2016 at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)

Tennessee Titians wide receivers run a drill during NFL football training camp Sunday, July 31, 2016, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Houston Texans defensive end J.J. Watt plays catch with a young fan during a practice at the NFL football team's training camp, Sunday, July 31, 2016, in Houston. (AP Photo/Eric Christian Smith)

Houston Texans quarterback Brock Osweiler, right, looks to pass during a practice at the NFL football team's training camp, Sunday, July 31, 2016, in Houston. (AP Photo/Eric Christian Smith)

Jul 31, 2016; Houston, TX, USA; Houston Texans inside linebacker Brian Cushing (56) during training camp at Houston Methodist Training Center. Mandatory Credit: Troy Taormina-USA TODAY Sports

Jul 31, 2016; Berea, OH, USA; Cleveland Browns quarterback Robert Griffin III throws a pass during practice at the Cleveland Browns Training Facility in Berea, OH. Mandatory Credit: Scott R. Galvin-USA TODAY Sports

Carolina Panthers quarterback Cam Newton rushes out of the pocket during NFL football training camp Sunday, July 31, 2016, in Spartanburg, SC. (Jeff Siner/The Charlotte Observer via AP)

Atlanta Falcons quarterback Matt Ryan (2) throws a pass as back up quarterback Matt Schaub (8) looks on during an NFL football practice Sunday, July 31, 2016, in Flowery Branch, Ga. (AP Photo/John Bazemore)

Kansas City Chiefs quarterback Alex Smith (11) walks to practice fields during NFL football training camp in St. Joseph, Mo., Saturday, July 30, 2016. (AP Photo/Orlin Wagner)

San Francisco 49ers quarterbacks Blaine Gabbert, left, and Colin Kaepernick throw during NFL football training camp Sunday, July 31, 2016, in Santa Clara, Calif. (AP Photo/Marcio Jose Sanchez)

Detroit Lions quarterbacks Matthew Stafford (9) and Dan Orlovsky (8) drop back to pass the ball during NFL football training camp Sunday, July 31, 2016, in Allen Park, Mich. (AP Photo/Duane Burleson)

Dallas Cowboys head coach Jason Garrett (center) calls the team together after an NFL training camp Sunday, July 31, 2016 at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)

Jul 30, 2016; San Diego, CA, USA; San Diego Chargers running back Melvin Gordon (28) runs during a drill in training camp at Chargers Park. Mandatory Credit: Jake Roth-USA TODAY Sports

Los Angeles Rams quarterback Jared Goff, right, throws in front of coaches during the NFL football team's training camp, Saturday, July 30, 2016, in Irvine, Calif. (AP Photo/Ryan Kang)

Josh Norman (24) breaks up a pass intended for wide receiver Pierre Garcon (88) during the afternoon practice at the Washington Redskins NFL football teams training camp in Richmond, Va., Friday, July 29, 2016. (AP Photo/Steve Helber)

Dallas Cowboys running back Ezekiel Elliott (21) runs during an NFL training camp Saturday, July 30, 2016 at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)

Jul 30, 2016; Renton, WA, USA; Seattle Seahawks head coach Pete Carroll talks with quarterback Russell Wilson (3) during training camp at Virginia Mason Athletic Center. Mandatory Credit: Joe Nicholson-USA TODAY Sports

Jul 30, 2016; Nashville, TN, USA; Tennessee TItans tackle Jack Conklin (78) sprays his face with water during training camp at Saint Thomas Sports Park. Mandatory Credit: Christopher Hanewinckel-USA TODAY Sports

Oakland Raiders defensive players run during practice at the NFL football team's training camp Friday, July 29, 2016, in Napa, Calif. (AP Photo/Eric Risberg)

New York Giants quarterbacks Logan Thomas, left, Eli Manning, center, and Ryan Nassib run a drill during NFL football training camp, Friday, July 29, 2016, in East Rutherford, N.J. (AP Photo/Julio Cortez)

Minnesota Vikings running back Adrian Peterson (28) get the ball from quarterback Teddy Bridgewater (5) during the first day of NFL football training camp at Mankato State University in Mankato, Minn. on Friday, July, 29, 2016.(AP Photo/Andy Clayton-King)

Carolina Panthers quarterback Cam Newton smiles while responding to a question during a press conference at the NFL football team's training camp in Spartanburg, S.C., Friday, July 29, 2016. (AP Photo/Gerry Broome)

Tampa Bay Buccaneers wide receiver Vincent Jackson (83) makes a catch in front of cornerback Brent Grimes (24) during an NFL football teams training camp practice Friday, July 29, 2016, in Tampa, Fla. (AP Photo/Chris O'Meara)

Abby Hastings, 12, of Windsor, Conn., center, takes a selfie with New England Patriots quarterback Tom Brady (12) following an NFL football training camp practice Friday, July 29, 2016, in Foxborough, Mass. (AP Photo/Michael Dwyer)

New England Patriots quarterback Jimmy Garoppolo (10) passes during an NFL football training camp practice Friday, July 29, 2016, in Foxborough, Mass. (AP Photo/Michael Dwyer)

New England Patriots head coach Bill Belichick walks amongst players during an NFL football training camp practice Friday, July 29, 2016, in Foxborough, Mass. (AP Photo/Michael Dwyer)

Dallas Cowboys tight end Jason Witten arrives at the Naval Base Ventura County at Point Mugu, California on Thursday, July 28, 2016 for an NFL training camp to be held at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)

New England Patriots running back Brandon Bolden (38) runs a drill with coach Ivan Fears during an NFL football training camp practice Friday, July 29, 2016, in Foxborough, Mass. (AP Photo/Michael Dwyer)

Miami Dolphins quarterback Ryan Tannehill (17) throws the ball during the NFL football teams training camp in Davie, Fla., Friday, July 29, 2016. (AP Photo/Joel Auerbach)

Carolina Panthers quarterback Cam Newton high-fives with a member of the staff while taking the field during the NFL football team's training camp in Spartanburg, S.C., Thursday, July 28, 2016. (AP Photo/Gerry Broome)

New York Jets wide receiver Brandon Marshall makes a catch during NFL football training camp, Thursday, July 28, 2016, in Florham Park, N.J. (AP Photo/Julio Cortez)

Chicago Bears wide receiver Kevin White runs a drill during practice at the NFL football teams training camp at Olivet Nazarene University, in Bourbonnais, Ill., Thursday, July 28, 2016. (AP Photo/Nam Y. Huh)

Green Bay Packers quarterback Aaron Rodgers, left, and tackle David Bakhtiari, right, hug during NFL football training camp, Thursday, July 28, 2016, in Green Bay, Wis. (AP Photo/Matt Ludtke)

Tampa Bay Buccaneers quarterback Jameis Winston (3) looks to pass during an NFL football camp Thursday July 28, 2016, in Tampa, Fla. (AP Photo/Jason Behnken)

New England Patriots tight end Rob Gronkowski, right, signs autographs for fans following an NFL football training camp practice Thursday, July 28, 2016, in Foxborough, Mass. (AP Photo/Steven Senne)

Atlanta Falcons' Devonte Johnson catches a pass during the team's NFL football training camp Thursday, July 28, 2016, in Flowery Branch, Ga. (AP Photo/David Goldman)

Atlanta Falcons' Levine Toilolo, left, and teammate Devonta Freeman high-five one another during the team's NFL football training camp Thursday, July 28, 2016, in Flowery Branch, Ga. (AP Photo/David Goldman)

Washington Redskins cornerback Duke Ihenacho (29) shows off his soccer skills as he walks to the field at the start of the NFL football teams training camp in Richmond, Va., Thursday, July 28, 2016. (AP Photo/Steve Helber)

Denver Broncos outside linebacker Von Miller takes a seat to speak during news conference before the team's opening of training camp Wednesday, July 27, 2016 in Englewood, Colo. (AP Photo/David Zalubowski)

Green Bay Packers wide receiver Randall Cobb rides a bike to NFL football training camp, Tuesday, July 26, 2016, in Green Bay, Wis. (AP Photo/Matt Ludtke)

Philadelphia Eagles quarterback Sam Bradford, left, talks with quarterback Chase Daniel, right, as he heads in following practice at NFL football training camp, Monday, July 25, 2016, in Philadelphia. (AP Photo/Chris Szagola)