Buffalo Bills second-year safety Damar Hamlin had taken key role
Bills' Hamlin breathing on his own, joins team via video
Bills Players Visit Damar Hamlin in Hospital After His Cardiac Arrest
Bills' Damar Hamlin remains in critical condition after cardiac arrest
Bills safety Damar Hamlin in critical condition after collapsing - The Japan Times
NFL: Buffalo Bills safety Damar Hamlin in 'critical condition' after collapsing on field, needing emergency aid
Damar Hamlin, former Pitt and Central Catholic star, in critical condition after going into cardiac arrest during Bills-Bengals game
Pittsburgh native Damar Hamlin in critical condition after collapse on field
Damar Hamlin injury: Bills' Safety makes first public comment since cardiac arrest
NFL Cancels Bills Game After Damar Hamlin Suffers Cardiac Arrest