Sports were canceled by coronavirus in just seven days - The Washington Post
NFL postpones three games due to Covid surge
Major sports and entertainment events canceled, rescheduled due to rising COVID-19 cases - ABC News
2020 in review: Inside the most unique season in NFL history
Minnesota Vikings linebacker Cameron Smith recovering from open heart surgery for birth defect found due to COVID-19 - ABC News
Timeline of the NFL COVID-19 outbreak -- How positive tests led to postponed games - ESPN
Record-high 47 NFL players added to COVID-19 list in a single day
NFL's Steelers-Ravens game postponed a third time due to Covid
What is the NFL schedule for week 15? COVID postpones 3 games
Getting to January a major challenge for NFL as Covid-19 ravages team rosters
NFL COVID rules, explained: Everything to know about coronavirus and football in 2020
Three NFL games moved due to COVID-19 outbreaks
Amid tenuous times, Big Ten reveals flexible 2020 football schedule