Dozens of NFL players join anthem protest in wake of Donald Trump comments - Niners Nation
Shahid Khan, NFL Players Kneel in Reaction to Donald Trump Remarks
Donald Trump's NFL comments leading to more player protests
NFL teams respond to Trump with nonparticipation, kneeling in protest - ABC News
Packers players say team will lock arms
In showings of protest and solidarity, NFL teams respond to Trump's criticisms - The Washington Post
Protests sweep NFL as Trump doubles down on criticism
Wave of protests in NFL after Trump criticism
The Latest: At least 100 NFL players kneel or sit in protest
U.S. national anthem kneeling protests - Wikipedia
PHOTOS: NFL Players kneel in protest during the National Anthem
NFL player protests increase after Trump's attacks - POLITICO
Locking arms hi-res stock photography and images - Alamy
Trump's NFL War Proves That No One Is Neutral Anymore in America—And That's a Good Thing