NFL reminds coaches that mask wearing is a must
NFL memo: Penalties authorized if coaches, others without mask talk to officials - ESPN
Football's Return Is Fodder for Mask Debates and an Enforcement Dilemma - The New York Times
The Gold Medalist No One Saw Coming
Covid: Masks to remain compulsory on London transport - BBC News
Cowboys' return from bye week complicated by NFL's intensive COVID-19 protocol
Flu Masks Failed In 1918, But We Need Them Now
NFL hands more than $1 million US in fines against 3 teams, coaches who didn't wear masks during games
AP source: Tomlin, Steelers fined for improper mask wearing
Bills' McDermott frustrated by team's low vaccination rate
Youth Sports: COVID Safety Checkup
Why NFL coaches have to wear masks on the sidelines - The Washington Post