Some NFL teams have vaccination policies for fans
Seahawks, Sounders, Mariners, Kraken, Cougars, Huskies to require proof of COVID vaccination for fans
Las Vegas Raiders fans: Get vaccinated or stay home
NFL COVID-19 protocol changes, Week 15 postponed games, new testing and return-to-play rules - Can the NFL navigate the omicron variant? - ESPN
Large events in Washington state will soon require proof of COVID vaccination or a recent negative test
Raiders to require COVID vaccinations at Allegiant Stadium
Nearly 300 Raiders fans get 1st COVID shot to attend game, Allegiant Stadium
What COVID Safety Rules Are in Place at Lumen Field for Seahawks Games? - Eater Seattle
Cougars Set to Host USC Saturday on FOX - Washington State University Athletics
Changing the COVID rules will help the NFL on the field, but will it be safe for players? - The Boston Globe
NFL and NFL Players Association drop all COVID protocols for 2022 season : Coronavirus Updates : NPR
NFL reexamining COVID-19 protocols after sudden wave of positive cases late in 2021 season
Sounders FC announces updated health and safety plan for remainder of 2021 season, in conjunction with Seattle Seahawks and Lumen Field
Buffalo Bills add vaccination-proof requirement for fans; LA teams coming soon - Stadium Tech Report
Seattle Seahawks latest NFL team to require Covid vaccination or negative test for fans