Bills' Hamlin in critical condition after collapse on field, game vs. Bengals called off indefinitely
A timeline of the NFL's response after Damar Hamlin collapsed
NFL, Sports World Reaction to Injury to Bills' Damar Hamlin - Bloomberg
Buffalo Bills safety Damar Hamlin collapses on field, gets CPR
Bills-Bengals will not be played following Damar Hamlin injury
Bills-Bengals game suspended after Damar Hamlin collapses
Buffalo Bills player Damar Hamlin is in critical condition after collapsing in a game
Bengals-Bills temporarily suspended after Damar Hamlin collapse - On3
Bills-Bengals game suspended after Damar Hamlin collapses