Damar Hamlin 'suffered a cardiac arrest', remains in critical condition after collapse on field
Damar Hamlin's collapse gave NFL no choice but to suspend big game
Damar Hamlin has breathing tube removed, FaceTimes with Bills - ESPN
On His Way to the NFL, Damar Hamlin Was Determined to Give Back - The New York Times
Damar Hamlin showing 'remarkable improvement,' doctors say – Orange County Register
Damar Hamlin cleared to play, 4 months after cardiac arrest
Buffalo Bills' Damar Hamlin in critical condition after collapse on field
A timeline of the NFL's response after Damar Hamlin collapsed
Bills' Damar Hamlin in critical condition after collapse on field
Bills' Hamlin in Critical Condition After Collapse on Field - Bloomberg
Update: Family of Bills' Damar Hamlin releases statement, expresses gratitude for support