One NFL player has died on the field. His widow watched Damar Hamlin's collapse in horror.
Damar Hamlin's collapse brought back painful memories for Chuck Hughes' widow
Steelers Chest Compression Sack Celebration Ripped After Damar Hamlin Collapse – NBC New York
Damar Hamlin suffered cardiac arrest during game, heartbeat restored on field, Bills say
Buffalo Bills safety Damar Hamlin was cherishing every moment in the NFL before his collapse
High school sports in KY: Student-athlete deaths, what needs to change
Who won the game?': NFL star Damar Hamlin wakes after on-field collapse, NFL
Damar Hamlin - Latest news, views, gossip, photos, and video
Updates on Bills safety Damar Hamlin after cardiac arrest