Colin Kaepernick started protesting on this day in 2016
Colin Kaepernick: How taking a knee started after NFL quarterback met Nate Boyer, NFL News
Colin Kaepernick: A timeline of his protest and its echoes to George Floyd
Colin Kaepernick an example four years after taking a knee
As Colin Kaepernick's Gesture Spreads, a Spirit Long Dormant Is Revived - The New York Times
Colin Kaepernick, Biography, Taking the Knee, Activism, Stats, & Facts
How 'The Kaepernick Effect' has propelled a new generation of athletes to take a stand against racial injustice
Colin Kaepernick taking a knee influenced a generation of activist athletes: author - WMNF 88.5 FM
Colin Kaepernick, Biography, Taking the Knee, Activism, Stats, & Facts
Chart: Americans Divided on Athlete Protests
Colin Kaepernick - Wikipedia
Colin Kaepernick timeline: Looking back at year of national anthem controversy