NFL reexamining COVID-19 protocols after sudden wave of positive cases late in 2021 season
NFL COVID-19 Fantasy Guide: List of key 2020 opt-outs, players placed on coronavirus reserve list
66 players opt out of NFL season due to the coronavirus pandemic - CBS News
PICK SIX: Brooks tops list of players back after opting out
Two Las Vegas Raiders Players Opt Out Of 2020 NFL Season Over Covid-19 Concerns
Two Las Vegas Raiders Players Opt Out Of 2020 NFL Season Over Covid-19 Concerns
PICK SIX: Brooks tops list of players back after opting out
Dont'a Hightower: A growing list of New England Patriots players opt out of 2020 season over Covid-19 fears
As Training Camps Near, N.F.L. and Players Debate Protocols - The New York Times
Opt-outs reach 67 players as Thursday deadline passes
NFL suspends all COVID protocols, cites 'encouraging trends'
The NFL Needs to Finalize Its COVID-19 Plans—and Soon - The Ringer
Don't hold your breath: COVID-19 is going to wreck the 2020 NFL season - The Boston Globe
NFL team by team opt-out tracker: Tre'Davious White makes decision, plus every player to opt out by deadline
How Will the NFL's COVID-19 Testing and Contact Tracing Work? - The Ringer