NFL national anthem protest denting ticket sales - CBS News
Colin Kaepernick and the Only Worthwhile Side of the NFL Protest Debate - The Ringer
PHOTOS: NFL Players kneel in protest during the National Anthem
National Anthem Protests Sidelined by Ambiguity - The New York Times
Fire Chief Fired After Racial Slur Against NFL's Mike Tomlin
Steelers' Lineman And Afghan War Vet Alejandro Villanueva Now Has The Highest-Selling Jersey In The NFL - BroBible
NFL Players, Owners Protest Trump Tweets At Sunday Games – Deadline
President's criticisms spark more protests at NFL games
Steelers' Alejandro Villanueva, who stood for national anthem, insists it was accidental, NFL