When Damar Hamlin collapsed, the NFL deployed its emergency action plan - The Washington Post
Monday Night Football' Game Postponed After Bills Player Collapses On Field And Gets CPR; Damar Hamlin In “Critical Condition” At Hospital – Deadline
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NFL player Damar Hamlin in critical condition after suffering cardiac arrest during game
Bills' Damar Hamlin in critical condition after collapse on field
Buffalo Bills safety Damar Hamlin collapses on field, gets CPR
Bills player 'critical' after collapsing during 'Monday Night Football' game
NFL: Bills-Bengals game won't resume