Buffalo fans target Colin Kaepernick for national anthem protest – The Denver Post
From Muhammad Ali to Colin Kaepernick, the proud history of black protest in sport, Sport
Colin Kaepernick's Protest Going Mainstream Was Its Demise
Colin Kaepernick: How taking a knee started after NFL quarterback met Nate Boyer, NFL News
The Kaepernick Effect: Protests, Across the NFL and Beyond, in Response to Trump - The Atlantic
Colin Kaepernick's Protest Going Mainstream Was Its Demise
Colin Kaepernick explains why he won't stand during national anthem
Colin Kaepernick Reaches Settlement with NFL
A timeline of Colin Kaepernick's national anthem protest and the athletes who joined him