Buffalo Bills second-year safety Damar Hamlin had taken key role
Bills safety Damar Hamlin released from Buffalo hospital
Bills safety Damar Hamlin returns to action in first regular
Damar Hamlin discharged after spending more than a week
Buffalo Bills' Damar Hamlin 'Suffered Cardiac Arrest' Playing Bengals
Damar Hamlin: Injury showed NFL's toll on players
Bills' Damar Hamlin showing remarkable improvement, doctors say
Bills safety Damar Hamlin in critical condition after cardiac
Bills' Hamlin collapses on football field, gets CPR; game suspended
Damar Hamlin 'fully cleared' to resume playing, general manager
Buffalo Bills player is in critical condition after collapsing in