U.S. national anthem kneeling protests - Wikipedia
Michael Holding's 'Why We Kneel' Is a Strike at the Heart of Racism in Sports – And Society
National Anthem Conduct and Respect for the Flag Statutes - Courage Under Fire
George Floyd: US Soccer overturns ban on players kneeling - BBC News
NFL protests: 2 years of NFL protests, explained - Vox
Christian University Forces Athletes to Stand for National Anthem
California NAACP seeks to abolish 'Star-Spangled Banner,' calling it 'racist' - Washington Times
NFL players kneel for anthem in unprecedented defiance of Trump, Donald Trump
Former Birmingham-Southern athlete Bruce Maxwell becomes first MLB player to kneel during national anthem - The Trussville Tribune
Taking a knee: Why are NFL players protesting and when did they start to kneel?, The Independent