In their own words, Bears discuss locking arms during national anthem - The Athletic
USAA flagged in NFL controversy
Miami Dolphins remain in locker room during anthem before Bears game
Alejandro Villanueva: 'I feel embarrassed' by anthem foul-up
Pittsburgh Steelers remain in locker room during the national anthem - ESPN
U.S. national anthem kneeling protests - Wikipedia
Fire chief out after directing racial slur at Steelers coach
Pittsburgh Steelers Skip National Anthem
In their own words, Bears discuss locking arms during national anthem - The Athletic
Chicago Bears' Trevathan on team locking arms: 'I was proud of this team'
Pittsburgh Steeler and former Army Ranger Alejandro Villanueva stands for anthem by himself – The Denver Post
Donald Trump protest sweeps NFL as players take a knee in show of solidarity