Colin Kaepernick's path from Super Bowl QB to social reformer
From Muhammad Ali to Colin Kaepernick, the proud history of black protest in sport, Sport
Source: Colin Kaepernick will report for 49ers' offseason program
Colin Kaepernick continues anthem protest Thursday
Ron Cook: Colin Kaepernick's dues are paid and his chance is coming
A Timeline of Colin Kaepernick vs. the N.F.L. - The New York Times
Commissioner Says He Would 'Encourage' NFL Teams To Consider Colin Kaepernick : Updates: The Fight Against Racial Injustice : NPR
Don't expect Colin Kaepernick to beg for a job
San Francisco 49ers - Wikipedia
Colin Kaepernick Thought the NFL's Planned Workout Set Him Up to Fail - The Ringer
TIMELINE: Colin Kaepernick's journey from SF 49ers star to kneeling to protest police brutality, racial injustice - ABC7 San Francisco
San Francisco 49ers: Colin Kaepernick and an NFL Story of Unrecognized Success, News, Scores, Highlights, Stats, and Rumors