Buffalo Bills quarterback Josh Allen (17) takes the field before practice at NFL training camp in Orchard Park, N.Y., on Saturday, July 31, 2021.

Fans watch Buffalo Bills practice at NFL training camp in Orchard Park, N.Y., on Saturday, July 31, 2021.

Detroit Lions quarterback Jared Goff throws during an NFL training camp practice in Allen Park, Mich., Saturday, July 31, 2021.

Atlanta Falcons rookie tight end Kyle Pitts (8) works against Atlanta Falcons cornerback Tyler Hall (33) during their NFL training camp football practice Saturday, July 31, 2021, in Flowery Branch, Ga.

Buffalo Bills free safety Jordan Poyer (21) stands on the field during practice at NFL football training camp in Orchard Park, N.Y., on Saturday, July 31, 2021.

Detroit Lions fans line up before an NFL football training camp practice in Allen Park, Mich., Saturday, July 31, 2021.

Buffalo Bills running back Zack Moss (20) runs during a drill at practice at NFL football training camp in Orchard Park, N.Y., on Saturday, July 31, 2021.

Atlanta Falcons quarterback Matt Ryan (2) throws a pass during their NFL training camp football practice Saturday, July 31, 2021, in Flowery Branch, Ga.

Detroit Lions offensive tackle Penei Sewell, left, runs a drill with Tyrell Crosby (65) during an NFL football training camp practice in Allen Park, Mich., Saturday, July 31, 2021.

Detroit Lions players warmup in front of fans during an NFL football training camp practice in Allen Park, Mich., Saturday, July 31, 2021.

Buffalo Bills wide receiver Stefon Diggs (14) takes the field for practice at NFL football training camp in Orchard Park, N.Y., on Saturday, July 31, 2021.

A man carries a cardboard cutout of Atlanta Falcons quarterback Matt Ryan (2) as he and about 1,000 people watch during Falcons NFL training camp football practice Saturday, July 31, 2021, in Flowery Branch, Ga.

Sheila Ford Hamp, left, Detroit Lions Principal Owner and Chair and Martha Firestone Ford, Owner and Chair Emeritus attend an NFL football training camp practice in Allen Park, Mich., Saturday, July 31, 2021.

Buffalo Bills players toss footballs into the crowd of fans after practice at NFL football training camp in Orchard Park, N.Y., on Saturday, July 31, 2021.

Tampa Bay Buccaneers quarterback Tom Brady (12) runs a drill during an NFL football practice Saturday, July 31, 2021, in Tampa, Fla. Teams league wide are taking part in Back Together Saturday, which allows fans an upclose look at NFL training camps.

Tampa Bay Buccaneers fan, who identifield himself as "Buctastic," watches along with others during an NFL football practice Saturday, July 31, 2021, in Tampa, Fla. Teams league wide are taking part in Back Together Saturday, which allows fans an upclose look at NFL training camps.

Atlanta Falcons mascot Freddie Falcon jokes with a cameraman as he entertains fans watching the Falcons NLF training camp football practice Saturday, July 31, 2021, in Flowery Branch, Ga.

Atlanta Falcons tight end Hayden Hurst (81) rinses his hair before their NLF training camp football practice Saturday, July 31, 2021, in Flowery Branch, Ga.

Las Vegas Raiders running back Josh Jacobs runs a drill during an NFL football practice Saturday, July 31, 2021, in Henderson, Nev.

Members of the Tampa Bay Buccaneers Cheerleaders watch as fans play cornhole during an NFL football practice Saturday, July 31, 2021, in Tampa, Fla. Teams league wide are taking part in Back Together Saturday, which allows fans an upclose look at NFL training camps.

Tampa Bay Buccaneers nose tackle Ndamukong Suh talks to defensive tackle Vita Vea during an NFL football practice Saturday, July 31, 2021, in Tampa, Fla. Teams league wide are taking part in Back Together Saturday, which allows fans an upclose look at NFL training camps.

Las Vegas Raiders tight end Darren Waller reacts to teammates during an NFL football practice Saturday, July 31, 2021, in Henderson, Nev.

Tampa Bay Buccaneers first round draft pick linebacker Joe Tryon (9) runs a drill during an NFL football practice Saturday, July 31, 2021, in Tampa, Fla. Teams league wide are taking part in Back Together Saturday, which allows fans an up close look at NFL training camps.

Las Vegas Raiders fans watch the team warm up during an NFL football practice Saturday, July 31, 2021, in Henderson, Nev.

Las Vegas Raiders quarterback Derek Carr (4) hands off the ball during an NFL football practice Saturday, July 31, 2021, in Henderson, Nev.

New Orleans Saints running back Alvin Kamara (6) flips his hair while stretching during NFL football training camp in Metairie, La., Saturday, July 31, 2021.

Denver Broncos outside linebacker Von Miller takes part in drills at an NFL football training camp at team headquarters Saturday, July 31, 2021, in Englewood, Colo.

New Orleans Saints mascot Gumbo leads a second line band as fans arrive to watch practice during NFL football training camp in Metairie, La., Saturday, July 31, 2021.

Fans pack the berm to watch as the Denver Broncos take part in drills at an NFL football training camp at team headquarters Saturday, July 31, 2021, in Englewood, Colo.

Las Vegas Raiders wide receiver Henry Ruggs III makes a catch during an NFL football practice Saturday, July 31, 2021, in Henderson, Nev.

Denver Broncos defensive coordinator Ed Donatell, right, works with rookie cornerback Pat Surtain II before he takes part in drills at an NFL football training camp at team headquarters Saturday, July 31, 2021, in Englewood, Colo.

New Orleans Saints quarterback Jameis Winston (2) passes to running back Alvin Kamara (6) during NFL football training camp in Metairie, La., Saturday, July 31, 2021.

New Orleans Saints strong safety Malcolm Jenkins (27) and free safety Marcus Williams (43) run a drill during NFL football training camp in Metairie, La., Saturday, July 31, 2021.

Texans quarterback Deshaun Watson (4) throws the ball during NFL football practice Saturday, July 31, 2021, in Houston.

New Orleans Saints defensive end Carl Granderson (96) dances during the team stretch at NFL football training camp in Metairie, La., Saturday, July 31, 2021.

Denver Broncos quarterback Drew Lock takes part in a drill as quarterback Teddy Bridgewater looks on at an NFL football training camp at team headquarters Saturday, July 31, 2021, in Englewood, Colo.

Texans running back Mark Ingram II (2) runs with the ball during NFL football practice Saturday, July 31, 2021, in Houston.

An electronic sign marks the NFL promotion of "Back Together Saturday" as fans look on while the Denver Broncos take part in drills at an NFL football training camp at team headquarters Saturday, July 31, 2021, in Englewood, Colo.

Chicago Bears defensive back Tashaun Gipson works on the field during NFL football practice in Lake Forest, Ill., Saturday, July 31, 2021.

Fans watch as Texans quarterback Jeff Driskel (6) throws the ball during NFL football practice Saturday, July 31, 2021, in Houston.

Chicago Bears fans sign autographs on a banner at NFL football practice in Lake Forest, Ill., Saturday, July 31, 2021.

Texans defensive lineman Derek Rivers (95) walks out to the field during NFL football practice Saturday, July 31, 2021, in Houston.

New England Patriots quarterback Cam Newton takes part in a drill during an NFL football practice, Saturday, July 31, 2021, in Foxborough, Mass.

Kids lift an oversize barbell with the help of Texans staff during NFL football practice Saturday, July 31, 2021, in Houston.

Jacksonville Jaguars wide receiver Marvin Jones (11) gets a fist bump from head coach Urban Meyer as he arrives at NFL football practice, Saturday, July 31, 2021, in Jacksonville, Fla.

Chicago Bears fans watch players during NFL football practice in Lake Forest, Ill., Saturday, July 31, 2021.

New York Jets quarterback Zach Wilson (2) pitches the ball to running back Sharrod Neasman (35) during practice at the team's NFL football training facility, Saturday, July. 31, 2021, in Florham Park, N.J.

NFL Network announcers Andrew Siciliano, left, and Willie McGinest broadcast during an NFL football practice Saturday, July 31, 2021, in Tampa, Fla. Teams league wide are taking part in Back together Saturday, which allows fans an upclose look at NFL training camps.

Jacksonville Jaguars fans hold up a sign hoping that quarterback Trevor Lawrence (16) will take notice during NFL football practice, Saturday, July 31, 2021, in Jacksonville, Fla.

New York Jets running back Tevin Coleman (22) runs a drill during practice at the team's NFL football training facility, Saturday, July. 31, 2021, in Florham Park, N.J.

Los Angeles Chargers wide receiver Mike Williams catches a pass during practice at the NFL football team's training camp in Costa Mesa, Calif., Saturday, July 31, 2021.

Jacksonville Jaguars fans watch an NFL football practice while wearing head pieces simulating Jacksonville Jaguars quarterback Trevor Lawrence, Saturday, July 31, 2021, in Jacksonville, Fla.

Los Angeles Chargers quarterback Justin Herbert (10) throws a pass during practice at the NFL football team's training camp in Costa Mesa, Calif., Saturday, July 31, 2021.

Fans watch as players run drills during an NFL football practice, Saturday, July 31, 2021, in Foxborough, Mass.

Nine-month-old James Locke IV, left, jokes with his father Denver Broncos defensive back P.J. Locke, right, as running back Melvin Gordon looks on after the players took part in drills at an NFL football training camp at team headquarters Saturday, July 31, 2021, in Englewood, Colo.

Los Angeles Chargers defensive back Nasir Adderley (24) stretches out during practice at the NFL football team's training camp in Costa Mesa, Calif., Saturday, July 31, 2021.

Jacksonville Jaguars running back Travis Etienne, right, makes a reception in front of Jacksonville Jaguars linebacker Quincy Williams, left, during NFL football practice, Saturday, July 31, 2021, in Jacksonville, Fla.

New England Patriots wide receiver Nelson Agholor makes a catch during an NFL football practice, Saturday, July 31, 2021, in Foxborough, Mass.

Jacksonville Jaguars quarterback Trevor Lawrence performs a drill during NFL football practice, Saturday, July 31, 2021, in Jacksonville, Fla.

A fan takes a photo behind photos of New York Jets rookies during practice at the team's NFL football training facility, Saturday, July. 31, 2021, in Florham Park, N.J.

Los Angeles Chargers defensive end Joey Bosa stretches out during practice at the NFL football team's training camp in Costa Mesa, Calif., Saturday, July 31, 2021.

Kansas City Chiefs quarterback Patrick Mahomes, front, passes the ball during drills at the team's NFL football training camp Saturday, July 31, 2021, in St. Joseph, Mo.

Jacksonville Jaguars head coach Urban Meyer, center, talks with players and coaches during NFL football practice, Saturday, July 31, 2021, in Jacksonville, Fla.

Los Angeles Chargers wide receiver Keenan Allen catches a pass during practice at the NFL football team's training camp in Costa Mesa, Calif., Saturday, July 31, 2021.

Kansas City Chiefs quarterback Shane Buechele (6) throws the ball during drills at the team's NFL football training camp Saturday, July 31, 2021, in St. Joseph, Mo.

Kansas City Chiefs head coach Andy Reid talks to the media after the the team's NFL football training camp Saturday, July 31, 2021, in St. Joseph, Mo.

Tennessee Titans football outreach manager Josh Corey, left, escorts the Fairview High School girls flag football team to watch the Tennessee Titans practice during NFL football training camp Saturday, July 31, 2021, in Nashville, Tenn.

Kansas City Chiefs defensive end Alex Okafor (97) runs a drill during the team's NFL football training camp Saturday, July 31, 2021, in St. Joseph, Mo.

A young fan high-fives the New England Patriots mascot during an NFL football practice, Saturday, July 31, 2021, in Foxborough, Mass.

Green Bay Packers' wide receiver Randall Cobb pulls in a pass during NFL football training camp Saturday, July 31, 2021, in Green Bay, Wis.

Green Bay Packers' linebacker Rashan Gary rides a bicycle to NFL football training camp Saturday, July 31, 2021, in Green Bay, Wis.

Indianapolis Colts quarterback Brett Hundley throws during practice at the NFL team's football training camp in Westfield, Ind., Saturday, July 31, 2021.

New York Jets offensive lineman Jimmy Murray (61) and Alijah Vera-Tucker (75) work on a blocking drill during practice at the team's NFL football training facility, Saturday, July. 31, 2021, in Florham Park, N.J.

A young fan plays a ring toss game as part of Back Together Saturday activities during a New England Patriots NFL football practice, Saturday, July 31, 2021, in Foxborough, Mass.

Green Bay Packers' defensive lineman T.J. Slaton drinks the last drops of a sports drink during NFL football training camp Saturday, July 31, 2021, in Green Bay, Wis.

Chicago Bears Chicago Bears quarterback Andy Dalton looks to pass during NFL football practice in Lake Forest, Ill., Saturday, July 31, 2021.

Chicago Bears quarterback Justin Fields, right, works with running back Ryan Nall (35) during NFL football practice in Lake Forest, Ill., Saturday, July 31, 2021.

Indianapolis Colts wide receiver T.Y. Hilton runs a drill during practice at the NFL team's football training camp in Westfield, Ind., Saturday, July 31, 2021.

Green Bay Packers' players jog out to the practice field during NFL football training camp Saturday, July 31, 2021, in Green Bay, Wis.

Maplewood High School football players watch as Tennessee Titans wide receiver Kalija Lipscomb (19) stretches during NFL football training camp Saturday, July 31, 2021, in Nashville, Tenn.

Kansas City Chiefs kicker Harrison Butker carries his equipment to the field before the start of the team's NFL football training camp Saturday, July 31, 2021, in St. Joseph, Mo.

Indianapolis Colts running back Jonathan Taylor (28) stretches between running back Darius Anderson (40) and running back Jordan Wilkins (20) during practice at the NFL team's football training camp in Westfield, Ind., Saturday, July 31, 2021.

Indianapolis Colts defensive end Kwity Paye (51) and defensive tackle Kameron Cline watch a special teams play during practice at the NFL team's football training camp in Westfield, Ind., Saturday, July 31, 2021.

Green Bay Packers' quarterback Aaron Rodgers (12) shares a laugh with wide receiver Davante Adams (17) and wide receiver Randall Cobb (18) during NFL football training camp Saturday, July 31, 2021, in Green Bay, Wis.

Green Bay Packers fans watch practice during NFL football training camp Saturday, July 31, 2021, in Green Bay, Wis.

Tennessee Titans wide receiver Julio Jones (2) runs a drill during NFL football training camp Saturday, July 31, 2021, in Nashville, Tenn.

NFL Network reporter Kay Adams prepares to go on the air outside Lambeau Field during NFL football training camp Saturday, July 31, 2021, in Green Bay, Wis.

Green Bay Packers' quarterback Jordan Love (10) hands the ball off to Green Bay Packers' running back Aaron Jones (33) during NFL football training camp Saturday, July 31, 2021, in Green Bay, Wis.

After a Tennessee Titans NFL training camp practice, head coach Mike Vrabel speaks to the Blackman and Hillsboro high school football teams Saturday, July 31, 2021, in Nashville, Tenn.

Jackson Jones of Indianapolis, runs the ball in the play area in Indianapolis Colts City at the NFL team's football training camp in Westfield, Ind., Saturday, July 31, 2021.

Tennessee Titans quarterback Ryan Tannehill (17) hands the ball off to running back Derrick Henry (22) during NFL football training camp Saturday, July 31, 2021, in Nashville, Tenn.

Cincinnati Bengals' Joe Burrow throws a pass in a drill during an NFL football practice in Cincinnati, Saturday, July 31, 2021.

San Francisco 49ers defensive coordinator DeMeco Ryans, left, converses with middle linebacker Fred Warner at NFL football training camp in Santa Clara, Calif., Saturday, July 31, 2021.

NFL Media's Kimberly Jones speaks on camera during Buffalo Bills practice at NFL football training camp in Orchard Park, N.Y., on Saturday, July 31, 2021.

Cincinnati Bengals' Ja'Marr Chase takes the field during an NFL football practice in Cincinnati, Saturday, July 31, 2021.

Cincinnati Bengals' Ricardo Allen participates in a drill during an NFL football practice in Cincinnati, Saturday, July 31, 2021.

Cincinnati Bengals' Joe Burrow, left, hands the ball off to Joe Mixon, right, in a drill during an NFL football practice in Cincinnati, Saturday, July 31, 2021.

Don Zadach, dressed as his character "Pope Yinzer" stands with other Pittsburgh Steelers fans enjoy the festivities outside Heinz Field before the NFL's "Back Together Saturday" before the team's NFL football practice, Saturday, July 31, 2021, in Pittsburgh. Fans could participate or just enjoy the FedEx Air and Ground zone, the Steeline Drumline, mini golf, or the Ninja Warrior obstacle course.

A young Cincinnati Bengals' fan watches the team stretch on the field during an NFL football practice in Cincinnati, Saturday, July 31, 2021.

San Francisco 49ers fullback Kyle Juszczyk warms-up during the NFL football training camp in Santa Clara, Calif., Saturday, July 31, 2021.

Cleveland Browns quarterback Baker Mayfield throws during an NFL football practice, Saturday, July 31, 2021, in Berea, Ohio.

Pittsburgh Steelers fans enjoy the festivities outside Heinz Field before the NFL's "Back Together Saturday" before the team's NFL football practice, Saturday, July 31, 2021, in Pittsburgh. Fans could participate or just enjoy the FedEx Air and Ground zone, the Steeline Drumline, mini golf, or the Ninja Warrior obstacle course.

Baltimore Ravens Sammy Watkins arrives for an NFL football training camp practice, Saturday, July 31, 2021, in Baltimore.

Cleveland Browns defensive tackle Andrew Billings runs a drill during an NFL football practice, Saturday, July 31, 2021, in Berea, Ohio.

Dallas Cowboys quarterbacks Ben DiNucci, Cooper Rush, Garrett Gilbert and Dak Prescott, from left, run drills during practice at the NFL football team's training camp in Oxnard, Calif., Saturday, July 31, 2021.

Tim "Pitdawg" Purchase cheers for the Cleveland Browns during an NFL football practice, Saturday, July 31, 2021, in Berea, Ohio.

Cleveland Browns wide receiver Jarvis Landry (80) and Cleveland Browns wide receiver Odell Beckham Jr. (13) watch during an NFL football practice, Saturday, July 31, 2021, in Berea, Ohio.

Cleveland Browns running back Nick Chubb (24) runs a drill during an NFL football practice, Saturday, July 31, 2021, in Berea, Ohio.

Cleveland Browns owner Jimmy Haslam watches during an NFL football practice, Saturday, July 31, 2021, in Berea, Ohio.

Chase Young (99) waves to the crowd on Saturday, July 31, 2021, in Richmond, Va.

The Washington Football Drill Team leads fans onto the field on Saturday July 31, 2021 in Richmond, Va.

Miami Dolphins running back Myles Gaskin (37) runs a drill Saturday, July 31, 2021, in Miami Gardens, Fla.

Seattle Seahawks fans move toward the entry gate for NFL football practice Saturday, July 31, 2021, in Renton, Wash.

Seattle Seahawks wide receiver DK Metcalf makes a catch Saturday, July 31, 2021, in Renton, Wash.

Seattle Seahawks quarterback Russell Wilson (3) talks with his wife, pop singer Ciara, on Saturday, July 31, 2021, in Renton, Wash.

Philadelphia Eagles running back Miles Sanders catches the ball Saturday, July 31, 2021, in Philadelphia.

Pittsburgh Steelers tight end Pat Freiermuth (88), right, performs in a one-on-one blocking drill against linebacker Alex Highsmith (56), Saturday, July 31, 2021, in Pittsburgh.

Pittsburgh Steelers quarterback Ben Roethlisberger during an NFL football practice, Saturday, July 31, 2021, in Pittsburgh.

Pittsburgh Steelers quarterback Ben Roethlisberger (7) during an NFL football practice as fans watch at Heinz Field, Saturday, July 31, 2021, in Pittsburgh.

Pittsburgh Steelers wide receiver Chase Claypool (11) during an NFL football practice, Saturday, July 31, 2021, in Pittsburgh.

San Francisco 49ers stands on the field while warming up in Santa Clara, Calif., Saturday, July 31, 2021.

San Francisco 49ers fans gather with 49ers mascot Sourdough Sam at NFL football training camp in Santa Clara, Calif., Saturday, July 31, 2021.

San Francisco 49ers quarterbacks Trey Lance attends NFL football training camp in Santa Clara, Calif., Saturday, July 31, 2021.

San Francisco 49ers cornerback Dontae Johnson makes a catch during NFL football training camp in Santa Clara, Calif., Saturday, July 31, 2021.

Texans tight end Paul Quessenberry (45) walks out to the field July 31, 2021, in Houston.

Cleveland Browns quarterback Baker Mayfield stretches during an NFL football practice, Saturday, July 31, 2021, in Berea, Ohio.

Cleveland Browns defensive tackle Damion Square runs a drill Saturday, July 31, 2021, in Berea, Ohio.

Seattle Seahawks players run during NFL football practice Saturday, July 31, 2021, in Renton, Wash.

Hillsboro High School football players watch as Tennessee Titans offensive line on Saturday, July 31, 2021, in Nashville, Tenn.

Jabril Peppers, center top, and Saquon Barkley (blue jersey) talk to fans on Saturday, July 31, 2021, in Newark, N.J.

Arizona Cardinals fans watch their team practice, Saturday, July 31, 2021, in Glendale, Ariz.

Arizona Cardinals offensive tackle D.J. Humphries (74) blocks Cardinals outside linebacker Devon Kennard, left, during NFL football training camp practice, Saturday, July 31, 2021, in Glendale, Ariz.

Arizona Cardinals fans watch Cardinals' Isaiah Simmons (9), Zeke Turner (47), Terrance Smith (54) and Zaven Collins (25) run sprints at State Farm Stadium, Saturday, July 31, 2021, in Glendale, Ariz.

An injured Arizona Cardinals defensive end J.J. Watt, left, talks with Cardinals outside linebacker Devon Kennard (42) at State Farm Stadium, Saturday, July 31, 2021, in Glendale, Ariz.

Arizona Cardinals fans watch their team at State Farm Stadium, Saturday, July 31, 2021, in Glendale, Ariz.

Los Angeles Rams wide receiver Robert Woods makes a one-handed catch in Irvine, Calif., Saturday, July 31, 2021.

A young Los Angeles Rams fan holds up a sign for cornerback Jalen Ramsey in Irvine, Calif., Saturday, July 31, 2021.

New York Giants cornerback Jabrill Peppers gestures on Saturday, July 31, 2021, in Newark, N.J.

Blackman High School football players Lee Campbell, left, and J.T. Thomas watch as the Tennessee Titans practice on Saturday, July 31, 2021, in Nashville, Tenn.

Quarterback Daniel Jones walks across the field on Saturday, July 31, 2021, in Newark, N.J.

Los Angeles Rams quarterback Matthew Stafford speaks with his daughter as she wears his helmet in Irvine, Calif., Saturday, July 31, 2021.