Seattle Seahawks defensive end Cliff Avril runs out of the tunnel carrying a French flag in support of France, which was hit with terrorist attacks in Paris on Friday, before an NFL football game against the Arizona Cardinals, Sunday, Nov. 15, 2015, in Seattle. (AP Photo/Elaine Thompson)

Nov 15, 2015; Seattle, WA, USA; French flags on the video screen and field during a moment of silence for Paris terrorist attack victims before a NFL football game between the Arizona Cardinals and the Seattle Seahawks at CenturyLink Field. (Kirby Lee/USA TODAY Sports)

Nov 15, 2015; Seattle, WA, USA; Seattle Seahawks defensive end Cliff Avril (56) carries a French flag during a pregame ceremony before the start of a game against the Arizona Cardinals at CenturyLink Field. (Troy Wayrynen/USA TODAY Sports)

Nov 15, 2015; Denver, CO, USA; A general view during a moment of silence for the November 13th terror attacks in Paris France before the game between the Denver Broncos and the Kansas City Chiefs at Sports Authority Field at Mile High. The Chiefs won 29-13. (Chris Humphreys/USA TODAY Sports)

Nov 15, 2015; Seattle, WA, USA; Fred Gorham, of Seattle, holds the French flag during pre game warmups between the Seattle Seahawks and Arizona Cardinals at CenturyLink Field. Gorham's grandparents immigrated from France before World War II and travels there frequently. (Joe Nicholson/USA TODAY Sports)

Nov 15, 2015; Seattle, WA, USA; Seattle Seahawks fans watch players hold up a sign in tribute of Paris before the game between the Seattle Seahawks and the Arizona Cardinals at CenturyLink Field. (Troy Wayrynen/USA TODAY Sports)

Denver Broncos free safety Darian Stewart (26) carries the French Flag onto the field prior to an NFL football game against the Kansas City Chiefs, Sunday, Nov. 15, 2015, in Denver. (AP Photo/Matt York)

A detail view of New York Giants wide receiver Odell Beckham Jr. (13) gloves with a tribute to the Paris terrorist attacks are seen prior to an NFL football game against the New England Patriots at MetLife Stadium on Sunday November 15, 2015 in East Rutherford, New Jersey. (Aaron M. Sprecher via AP)

French and U.S. flags are displayed before an NFL football game between the New York Giants and the New England Patriots on Sunday Nov. 15, 2015, in East Rutherford, N.J. (AP Photo/Julie Jacobson)

Baltimore Ravens fans display a sign in recognition of the recent Paris attacks during an NFL football game between the Ravens and the Jacksonville Jaguars, Sunday, Nov. 15, 2015, in Baltimore. (AP Photo/Gail Burton)

Nov 15, 2015; Philadelphia, PA, USA; Philadelphia Eagles fans show their support for France prior to the Eagles' game against the Miami Dolphins at Lincoln Financial Field. (Eric Hartline/USA TODAY Sports)

Nov 15, 2015; Nashville, TN, USA; Members of the Carolina Panthers observe a moment of silence for the victims of the Paris attacks prior to the game against the Tennessee Titans at Nissan Stadium. (Christopher Hanewinckel/USA TODAY Sports)

Nov 15, 2015; Nashville, TN, USA; Tennessee Titans cornerback Coty Sensabaugh (24) bows his head for a moment of silence for the tragedy in Paris prior to kick of against the Carolina Panthers at Nissan Stadium. (Jim Brown/USA TODAY Sports)

Nov 15, 2015; Pittsburgh, PA, USA; A moment of silence for the victims of a terror attack in France before the Pittsburgh Steelers and Cleveland Browns game at Heinz Field. (Jason Bridge/USA TODAY Sports)

Baltimore Ravens long snapper Morgan Cox, left, runs onto the field with the flag of France in front of teammate Anthony Levine before an NFL football game against the Jacksonville Jaguars, Sunday, Nov. 15, 2015, in Baltimore. (AP Photo/Nick Wass)

Denver Broncos free safety Darian Stewart (26) carries the French Flag onto the field prior to an NFL football game against the Kansas City Chiefs, Sunday, Nov. 15, 2015, in Denver. (AP Photo/Matt York)

Oakland Raiders players observe a moment of silence for the victims of the Paris terrorist attacks, before an NFL football game against the Minnesota Vikings in Oakland, Calif., Sunday, Nov. 15, 2015. (AP Photo/Jeff Chiu)

Fans hold up a French flag during the first half of an NFL football game between the Philadelphia Eagles and the Miami Dolphins, Sunday, Nov. 15, 2015, in Philadelphia. (AP Photo/Matt Rourke)

A woman holds a sign remembering the victims of the Paris attacks before the start of an NFL football game between the St. Louis Rams and the Chicago Bears Sunday, Nov. 15, 2015, in St. Louis. (AP Photo/Tom Gannam)

An Oakland Raiders fan holds up a sign for the victims of the Paris terrorist attacks, during the first half of an NFL football game between the Raiders and the Minnesota Vikings in Oakland, Calif., Sunday, Nov. 15, 2015. (AP Photo/Beck Diefenbach)

A video display shows the flag of France during a moment of silence before an NFL football game between the Pittsburgh Steelers and the Cleveland Browns, Sunday, Nov. 15, 2015, in Pittsburgh. The moment was in respect for the victims of the recent attacks in Paris. (AP Photo/Gene J. Puskar)

Miami Dolphins' Ndamukong Suh pauses during a moment of silence for the Paris attacks before an NFL football game against the Philadelphia Eagles, Sunday, Nov. 15, 2015, in Philadelphia. (AP Photo/Matt Rourke)

The French flag is displayed before an NFL football game between the Washington Redskins and the New Orleans Saints in Landover, Md., Sunday, Nov. 15, 2015. The flag was flown in support of France after the Friday night terror attachs. (AP Photo/Mark Tenally)

A fan holds a sign in support of France prior to an NFL football game between the Kansas City Chiefs and the Denver Broncos, Sunday, Nov. 15, 2015, in Denver. (AP Photo/Matt York)

The French flag is displayed on the video board prior to an NFL football game between the Kansas City Chiefs and Denver Broncos at Sports Authority Field at Mile High on Sunday, Nov. 15, 2015 in Denver, Colorado. (Ben Liebenberg/NFL)

A fan shows his support for France during the first half of an NFL football game between the Green Bay Packers and the Detroit Lions Sunday, Nov. 15, 2015, in Green Bay, Wis. (AP Photo/Mike Roemer)