Racist letters about John Carlos and Tommie Smith sound like they were written about Colin Kaepernick.
Column:: Colin Kaepernick certainly seems to be the victim of collusion. But can he prove it? - The San Diego Union-Tribune
First-time NFL protesters explain how they became woke
NFL Commissioner Roger Goodell says he wishes he had 'listened earlier' to Colin Kaepernick
Alex Smith: It's 'so absurd' that Colin Kaepernick doesn't have a job in the NFL : r/49ers
Colin Kaepernick, Disney Team Up for Series on Racial and Social Injustices - WSJ
“They Just Saw Him as This Scumbag Huckster”: Trump, Kaepernick, and How the N.F.L. Re-Ignited the Culture Wars
The NFL Protests With Colin Kaepernick, Who's Still Unsigned - WSJ
Donald Trump's NFL statement unified the league, but was message lost?
Stop saying the NFL can't be racist because 70 percent of the players are black
Some question NFL gift to UNCF
NFL owes Colin Kaepernick an apology, says Terrell Owens, NFL News