When Bills' Damar Hamlin collapsed, the NFL stopped and the nation watched - The Washington Post
A timeline of the NFL's response after Damar Hamlin collapsed
Damar Hamlin's injury on Monday Night Football laid bare the game's toll
NFL Player Damar Hamlin's Cardiac Arrest Triggers Unfounded Social Media Claims
Buffalo Bills Player Damar Hamlin Returns To NFL Field For The First Time Since Cardiac Arrest – Deadline
Damar Hamlin: Buffalo Bills safety returns to action in first regular-season game since cardiac arrest, NFL News
Damar Hamlin plays in first regular season game since January cardiac arrest
What happened to Damar Hamlin?
Damar Hamlin tweets he's supporting Bills from home as he focuses on recovery