NFL's Damar Hamlin cleared to play, four months after cardiac arrest
Bills player Damar Hamlin remains in critical condition after suffering cardiac arrest
Bills safety Damar Hamlin collapses on field after making tackle
Bills' Damar Hamlin in critical condition after cardiac arrest on field; game postponed
Buffalo Bills' Damar Hamlin in critical condition after field collapse
Buffalo Bills safety Damar Hamlin in critical condition after collapse on field
Bills' Hamlin collapses on football field, gets CPR; game suspended
Buffalo Bills update: Damar Hamlin suffered cardiac arrest vs. Bengals
Bills safety Damar Hamlin suffers cardiac arrest, in critical condition after on-field collapse - The Boston Globe
Damar Hamlin Practices for First Time Since On-Field Cardiac Arrest