A timeline of Colin Kaepernick kneeling in protest against police brutality - The Washington Post
Who is Colin Kaepernick and why is he not in the NFL anymore? – The US Sun
What happened to the NFL's anthem controversy? Players focus protest elsewhere - The Washington Post
Colin Kaepernick Is the Least Offensive NFL Player
NFL Controversy Archives - The SportsRush
Colin Kaepernick's jersey sales soar amid national anthem protest controversy - The Washington Post
Everything you need to know about NFL protests during the national anthem
NFL on Kaepernick: Players 'not required' to stand during national anthem
After Colin Kaepernick Saga, Another National Anthem-Related Controversy Erupts During An NFL Game - The SportsRush
Colin Kaepernick sits during national anthem over treatment of minorities, NFL