Stick to sports? Here's what could happen to Olympians who protest at Tokyo Games - ABC News
Politics and sport: How FIFA, UEFA and the IOC regulate political statements by athletes - LawInSport
In photos: Sports protests around the world | CNN
A History of Protest in American Sports - YouTube
Athlete activism is on the rise, but so is the backlash - Global Sport Matters
Protest Sportarten kaufen im Sport Bittl Shop
8 Memorable Protests by American Athletes - HISTORY
Athletes, parents protest postponement of fall sports
YEARENDER Sport-Black Lives Matter moves from protest to action for athletes | Reuters
The Black Rebel Athlete: Spectacle and Protest - Public Books
In photos: Sports protests around the world | CNN
US sport protests: Eight times American athletes took action - CBBC Newsround
In photos: Sports protests around the world | CNN
The History of Black Protest in Sports | The New Yorker - YouTube
Athletes and activism: The long, defiant history of sports protests
Most Americans support anthem protests, other athlete activism, Post poll finds - The Washington Post
From Muhammad Ali to Colin Kaepernick, the proud history of black protest in sport | Sport | The Guardian
Sports protests: Timeline of the prominent over the years
