U.S. Soccer allows players to kneel during national anthem
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Fellow NFL players join Colin Kaepernick in National Anthem protest
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NFL players who protested during the national anthem in Week 3 2017 - ESPN - NFL Nation- ESPN
A Timeline of Colin Kaepernick's Kneeling In Protest To His Upcoming Workout for NFL Teams
Kaepernick – sitting when he should have been standing - The Christian Index
49ers confirm Colin Kaepernick didn't stand for National Anthem
Colin Kaepernick kneels for national anthem amid USA chants - CBS News
Salute to Colin Kaepernick, a stand-up kneel-down guy
Kneeling for national anthem, NFL started battle where everybody lost