Explainer: What happened to Buffalo Bills safety Damar Hamlin?
Column: The Damar Hamlin injury provokes a wave of ignorant anti-vaccine propaganda
What Happened to Damar Hamlin of the Buffalo Bills? - Bloomberg
Buffalo Bills safety Damar Hamlin tragedy takeaway: Learn CPR
NFL postpones game after incident
Buffalo Bills' Damar Hamlin in 'critical condition' after collapse on field
Bills safety Damar Hamlin returns to action in first regular-season game since cardiac arrest
Bills safety Damar Hamlin returns to action in first regular-season game since cardiac arrest
Who is Damar Hamlin, the Buffalo Bills player who collapsed at Monday's game? : NPR