Take a knee': A complete guide to the NFL anthem controversy, starting with Kaepernick's first protest
NFL Protests Are More Muted - WSJ
Donald Trump, Athlete Protests, and the Day the NFL Accepted Real Life - The Ringer
Anthem Protests Continue Across the NFL - WSJ
The History of NFL Player Protests During the National Anthem - WSJ
The History of NFL Player Protests During the National Anthem - WSJ
NFL Players Lock Arms, Kneel During National Anthem - WSJ
NFL Players Lock Arms, Kneel During National Anthem - WSJ
From 1960s Football Boycotts to NFL National Anthem Protests
Football is here — and the NFL still doesn't know what to do about protests
Football is here — and the NFL still doesn't know what to do about protests
Opinion The N.F.L.'s Crackdown on Player Protests - The New York Times
Midterm elections 2018: NFL protests haven't resonated politically - Sports Illustrated
Anthem Protests Continue Across the NFL - WSJ