Service members salute the flag before an NFL football game between the Washington Redskins and the Minnesota Vikings in Landover, Md., Sunday, Nov. 12, 2017.

Denver Broncos defensive end Derek Wolfe (95) runs onto the field with his brother-in-law, Brian Burrows who serves in the Navy prior to an NFL football game against the New England Patriots, Sunday, Nov. 12, 2017, in Denver.

San Francisco 49ers head coach Kyle Shanahan wears Salute to Service clothing before an NFL football game between the 49ers and the New York Giants in Santa Clara, Calif., Sunday, Nov. 12, 2017.

Cincinnati Bengals quarterback Andy Dalton poses for photos with Army soldiers from Fort Campbell, Ky, before an NFL football game against the Tennessee Titans Sunday, Nov. 12, 2017, in Nashville, Tenn. The Titans are honoring military members during their Salute to Service activities.

Referee Jeff Triplette (42) stands next to a goalpost pad with Salute to Service military appreciation logos in the first half of an NFL football game between the Tennessee Titans and the Cincinnati Bengals Sunday, Nov. 12, 2017, in Nashville, Tenn.

Tennessee Titans tackle Taylor Lewan (77) shakes hands with military veterans during halftime at NFL football game between the Titans and the Cincinnati Bengals Sunday, Nov. 12, 2017, in Nashville, Tenn.

A US Marine leads the Washington Redskins onto the field before an NFL football game against the Minnesota Vikings in Landover, Md., Sunday, Nov. 12, 2017.

Denver Broncos free safety Darian Stewart (26) takes the field with a U.S. Air Force airman as part of the NFL's Salute to Service prior to an NFL football game against the New England Patriots, Sunday, Nov. 12, 2017, in Denver.

A Tampa Bay Buccaneers fan holds a "Salute to Service" paster during the first half of an NFL football game against the New York Jets Sunday, Nov. 12, 2017, in Tampa, Fla. (AP Photo/Jason Behnken)

Cincinnati Bengals head coach Marvin Lewis greets Army soldiers before an NFL football game between the Bengals and the Tennessee Titans Sunday, Nov. 12, 2017, in Nashville, Tenn.

San Francisco 49ers wide receiver Victor Bolden Jr. wears NFL Salute to Service clothing before an NFL football game against the New York Giants in Santa Clara, Calif., Sunday, Nov. 12, 2017. (AP Photo/Marcio Jose Sanchez)

Members of the armed forces stand on the field before opening ceremonies as part of Salute to Service before an NFL football game between the Buffalo Bills and the New Orleans Saints at New Era Field Sunday, Nov. 12, 2017, in Orchard Park, N.Y.

Washington Redskins offensive guard Arie Kouandjio (60) greets members of the US military before an NFL football game against the Minnesota Vikings in Landover, Md., Sunday, Nov. 12, 2017.

A goal post cushion with the Jacksonville Jaguars logo as a Salute to Service is seen before the first half of an NFL football game between the Jacksonville Jaguars and the Los Angeles Chargers, Sunday, Nov. 12, 2017, in Jacksonville, Fla.

U.S.Marines stand on top amphibious vehicle outside the stadium as part of a Salute to Service event before an NFL football game between the Jacksonville Jaguars and the Los Angeles Chargers, Sunday, Nov. 12, 2017, in Jacksonville, Fla.

Tennessee Titans inside linebacker Wesley Woodyard (59) takes the field with an Army soldier from Fort Campbell, Ky. on a Salute to Service military appreciation day before an NFL football game between the Titans and the Cincinnati Bengals Sunday, Nov. 12, 2017, in Nashville, Tenn.

Tennessee Titans wide receiver Rishard Matthews (18) holds hands with soldiers as he takes the field before an NFL football game between the Titans and the Cincinnati Bengals Sunday, Nov. 12, 2017, in Nashville, Tenn.

A large U.S. flag is unfurled before an NFL football game between the Washington Redskins and the Minnesota Vikings in Landover, Md., Sunday, Nov. 12, 2017.

Los Angeles Rams head coach Sean McVay looks on during a week 9 NFL football against the New York Giants on Sunday, Nov. 5, 2017 in East Rutherford, N.J. Los Angeles won 51-17.

Dallas Cowboys quarterback Dak Prescott (4) wears Satlute To Service campaign styled cleats during warm ups before an NFL football game against the Kansas City Chiefs on Sunday, Nov. 5, 2017, in Arlington, Texas.

New Orleans Saints cheerleaders perform in NFL Salute To Service theme attire before an NFL football game against the Tampa Bay Buccaneers in New Orleans, Sunday, Nov. 5, 2017. The Saints won 30-10.

Indianapolis Colts head coach Chuck Pagano, left, and Houston Texans head coach Bill O'Brien, right, meet at midfield following an NFL football game Sunday, Nov. 5, 2017, in Houston.

Members of the flight crew that performed the military flyover after the singing of the national anthem are acknowledged on the field during the second half of an NFL football game between the Jacksonville Jaguars and the Cincinnati Bengals Sunday, Nov. 5, 2017, in Jacksonville, Fla. The Jaguars won 23-7.

Members of the military stand during the playing of the nation anthem before of an NFL football game between the New York Giants and the Los Angeles Rams Sunday, Nov. 5, 2017, in East Rutherford, N.J.

Philadelphia Eagles' Carson Wentz, right, and head coach Doug Pederson talk during the second half of an NFL football game against the Denver Broncos, Sunday, Nov. 5, 2017, in Philadelphia.

Military service members stand on the field near the end zone before an NFL football game between the Seattle Seahawks and the Washington Redskins, Sunday, Nov. 5, 2017, in Seattle. Sunday was the Seahawks' annual NFL football Salute to Service game.

Los Angeles Rams' Todd Gurley greets members of the military before an NFL football game against the New York Giants Sunday, Nov. 5, 2017, in East Rutherford, N.J.

A logo for Salute to Service Day is seen at NRG Stadium before an NFL football game between the Houston Texans and the Indianapolis Colts, Sunday, Nov. 5, 2017, in Houston.

Los Angeles Rams' Alec Ogletree poses for photographs with members of the armed forces before an NFL football game against the New York Giants Sunday, Nov. 5, 2017, in East Rutherford, N.J.

New Orleans Saints quarterback Drew Brees warms up before an NFL football game against the Tampa Bay Buccaneers in New Orleans, Sunday, Nov. 5, 2017.

Philadelphia Eagles' Jim Schwartz walks the field before an NFL football game against the Denver Broncos, Sunday, Nov. 5, 2017, in Philadelphia.

Indianapolis Colts running back Marlon Mack before an NFL football game against the Houston Texans, Sunday, Nov. 5, 2017, in Houston.

A Salute to Service Day pin is seen before an NFL football game between the Houston Texans and the Indianapolis Colts, Sunday, Nov. 5, 2017, in Houston.

Team personnel wear Salute To Service clothing and stand amongst signage before an NFL football game between the New Orleans Saints and the Tampa Bay Buccaneers in New Orleans, Sunday, Nov. 5, 2017.

Team personnel wear Salute To Service clothing before an NFL football game between the New Orleans Saints and the Tampa Bay Buccaneers in New Orleans, Sunday, Nov. 5, 2017.

Team personnel wear Salute To Service clothing and stand amongst signage before an NFL football game between the New Orleans Saints and the Tampa Bay Buccaneers in New Orleans, Sunday, Nov. 5, 2017.

New Orleans Saints quarterback Drew Brees signs autographs and poses for photos amongst lineage fro Salute To Service before an NFL football game against the Tampa Bay Buccaneers in New Orleans, Sunday, Nov. 5, 2017.