Explainer: What happened to Buffalo Bills safety Damar Hamlin?
Bengals-Bills game suspended, Bills' Damar Hamlin in critical condition
Damar Hamlin: Buffalo Bills safety showing 'remarkable improvement,' doctors say
Bills' Hamlin in critical condition after collapse on field, game vs. Bengals called off indefinitely
Here's what happened after Damar Hamlin collapsed during the Bills-Bengals game : NPR
NFL Cancels Bills-Bengals Game Following Damar Hamlin Injury
Buffalo Bills safety Damar Hamlin in critical condition after cardiac arrest, team says – WSB-TV Channel 2 - Atlanta
Bills-Bengals Game Won't Resume This Week After Damar Hamlin Collapse
Bills S Damar Hamlin has cardiac arrest on field, NFL suspends game vs. Bengals
Damar Hamlin Collapsed on Field After Tackle, Got CPR, Suspended Game