NFL: Buffalo Bills safety Damar Hamlin in 'critical condition' after collapsing on field, needing emergency aid
3 things to know about safety Damar Hamlin
Damar Hamlin could be released from a Buffalo hospital in the next day or two
Who is Buffalo Bills safety Damar Hamlin? - The Washington Post
Damar Hamlin, cardiac arrest and the importance of CPR
Damar Hamlin inactive for Bills' opener against Jets - ESPN
Safety Damar Hamlin won't play in the Bills' opener against the Jets
Buffalo Bills' Damar Hamlin breathing on his own, talking to family - ABC News
Damar Hamlin status: Bills confirm safety suffered cardiac arrest - Buffalo Rumblings