NFL is still committed to playoffs despite more Covid-19 outbreaks
NFL faces potential conundrum over Ravens-Steelers COVID-19 situation
NFL's Steelers-Ravens game postponed a third time due to Covid
Ravens-Steelers, After Delays, Ends with Pittsburgh Still Undefeated - The New York Times
NFL: Ravens-Steelers game moved for third time due to coronavirus, NFL News
American football tries to contain growing Covid-19 crisis
Mailbag: What's the best solution for a rescheduled Steelers–Titans game? - Sports Illustrated
SportsReport: Steelers-Ravens Thanksgiving Game Postponed
Baltimore Ravens' Outbreak Forces Third Postponement - WSJ