Aug 24, 2017; Philadelphia, PA, USA; Philadelphia Eagles strong safety Malcolm Jenkins (27) is joined by defensive end Chris Long (56) and free safety Rodney McLeod (23) during the national anthem against the Miami Dolphins at Lincoln Financial Field.

The Houston Texans stand during the anthem before a game against the New England Patriots, September 24, 2017. Mandatory Credit: Greg M. Cooper-USA TODAY Sports

NFL Football - Jacksonville Jaguars vs Baltimore Ravens - NFL International Series - Wembley Stadium, London, Britain - September 24, 2017 Jacksonville Jaguars players kneel during the U.S. national anthem before the match Action Images via Reuters/Paul Childs

Tampa Bay Buccaneers wide receiver DeSean Jackson and wide receiver Mike Evans kneel for the anthem before the game against the Minnesota Vikings, September 24, 2017. Mandatory Credit: Brad Rempel-USA TODAY Sports

The Cleveland Browns team stand and kneel before the game against the Indianapolis Colts, September 24, 2017.

Aug 19, 2017; Oakland, CA, USA; Oakland Raiders running back Marshawn Lynch (24) sits during the National Anthem prior to a NFL football game against the Los Angeles Rams at Oakland-Alameda County Coliseum.

Some of the Miami Dolphins take a knee during the anthem prior to the game against the New York Jets, September 24, 2017. Mandatory Credit: Robert Deutsch-USA TODAY Sports

Philadelphia Eagles strong safety Malcolm Jenkins and defensive end Chris Long stand for the anthem prior to a game against the New York Giants, September 24, 2017.

Indianapolis Colts players kneel during the anthem before the game against the Cleveland Browns, September 24, 2017. Mandatory Credit: Brian Spurlock-USA TODAY Sports

New York Jets players lock arms during the anthem before the game against the Miami Dolphins, September 24, 2017.

The Cleveland Browns team stand and kneel before the game against the Indianapolis Colts, September 24, 2017.

Minnesota Vikings players lock arms during the anthem before the game against the Tampa Bay Buccaneers, September 24, 2017. Mandatory Credit: Brad Rempel-USA TODAY Sports

Detroit Lions linebacker Jalen Reeves-Maybin, middle linebacker Tahir Whitehead, running back Ameer Abdullah, outside linebacker Steve Longa, defensive end Jeremiah Ledbetter, defensive end Armonty Bryant, defensive tackle A'Shawn Robinson and defensive end Cornelius Washington kneel during the anthem before the game against the Atlanta Falcons, September 24, 2017.

Buffalo Bills players kneel in protest during the anthem before a game against the Denver Broncos, September 24, 2017.

Members of the Denver Broncos kneel during the playing of the anthem prior to a game against the Buffalo Bills, September 24, 2017.