NFLPA president JC Tretter says NFL nearly canceled 3 games that were rescheduled due to COVID-19 outbreaks - ESPN
Big Ten, Pac-12 Pull Plug on Fall Football Amid Pandemic, Chicago News
NHL postpones 3 games amid Ottawa Senators virus outbreak – The Denver Post
Browns' C Tretter, Saints QBs test positive for COVID-19
NHL postpones 3 games amid Ottawa Senators virus outbreak – New York Daily News
NFL reschedules several games this weekend amid COVID-19 outbreak
Postponed Games and Increased Testing as Covid Continues to Impact Athletes and Teams - The New York Times
How Could the NFL's Covid-19 Outbreak Affect the Season? - WSJ
NFL reschedules 3 games as new wave of Covid sidelines dozens of players
Bubbles And Empty Seats: How Each Pro Sport Plans To Come Back Amid Pandemic : NPR
Badger game canceled after COVID-19 outbreak - Wisconsin Examiner
NFL reschedules 3 games, NHL shuts down 3 teams due to COVID-19 surge