Rams' COVID-19 reserve list grows to 16 players – Orange County Register
PICK SIX: Brooks tops list of players back after opting out
3 more NFL players opt out of season as COVID-19 outbreak strikes MLB
Two Las Vegas Raiders Players Opt Out Of 2020 NFL Season Over Covid-19 Concerns
College football opt-out tracker: Tracking players opting out of the 2020 season due to COVID-19 concerns, College Football
2022 NFL Free Agent Rankings: Top 200 players expected to enter free agency, NFL News, Rankings and Statistics
List of NFL Players Opting Out of Season Because of Coronavirus Concerns
The NFL must change its course on COVID for the 2020 season to happen - Acme Packing Company
66 players opt out of NFL season due to the coronavirus pandemic - CBS News
How Will the NFL's COVID-19 Testing and Contact Tracing Work? - The Ringer