Timeline of the NFL COVID-19 outbreak -- How positive tests led to postponed games - ESPN
3 NFL games moved due to COVID-19 outbreaks
High school in Yolo County cancels football game due to increased COVID-19 cases
In a Disrupted N.F.L., Teams Scramble to Adjust Their Routines - The New York Times
NFL and NFL Players Association drop all COVID protocols for 2022 season : Coronavirus Updates : NPR
Updated: Amateur Sports and COVID-19: How To Return to Play
NFL informs clubs that COVID-19 outbreaks among unvaccinated players could lead to forfeited games
NFL used tracking tags to keep COVID from derailing season - Los Angeles Times
NFL schedule: List of games rescheduled due to COVID-19 - Sports Illustrated
Three NFL games postponed due to COVID-19 outbreaks - Sports Illustrated