TIMELINE: Colin Kaepernick's journey from SF 49ers star to kneeling to protest police brutality, racial injustice - ABC7 San Francisco
Four Years After Colin Kaepernick Kneeled, NFL Quarterbacks Are Starting To Speak Out
Opinion Eric Reid: Why Colin Kaepernick and I Decided to Take a Knee - The New York Times
NFL players kneeling during national anthem: How Colin Kaepernick started a movement and why – The Daily Egyptian
NFL anthem protests: How kneeling started, what players are doing now
49ers confirm Colin Kaepernick didn't stand for National Anthem
NFL reportedly willing to work with Colin Kaepernick after committing $250 million to combat systemic racism
Survey: Colin Kaepernick's protest draws mixed responses
What the NFL's new anthem policy could mean for Colin Kaepernick and Eric Reid
Colin Kaepernick started protesting on this day in 2016
Taking the knee - Wikipedia
Colin Kaepernick: How taking a knee started after NFL quarterback met Nate Boyer, NFL News
A timeline of Colin Kaepernick's national anthem protest and the athletes who joined him