NFL preseason kicks off amid COVID vaccine culture wars - ABC News
NFL reexamining COVID-19 protocols after sudden wave of positive
Column: Sports should require fans be vaxxed - or stay home
Crowded stadiums, pandemic create combustible mix this fall
Seattle fans must show proof of vaccine or test
How the Seattle Seahawks Stayed Covid-Free - The New York Times
NFL Favorability at 67% as Fans Support Vaccines and Digital
NFL Makes Significant Change to COVID-19 Protocols for 2022 Season
Covid Restrictions For Seattle Sporting Events
New Orleans will require proof to COVID vaccine or negative test
Fans to be required to show proof of vaccination or negative COVID
Buffalo Bills to require proof of vaccination from fans
Pete Carroll: Seahawks getting COVID-19 vaccination boosters