Buffalo Bills player is in critical condition after collapsing in
Damar Hamlin: Buffalo Bills player in critical condition but
Buffalo Bills star Damar Hamlin's on-field collapse puts spotlight
What happened to Damar Hamlin?
Bills safety Damar Hamlin returns to action in first regular
The NFL Just Showed the World What It Thinks of Its Players
What is commotio cordis? It could have caused Damar Hamlin to
Bills safety Damar Hamlin remains in critical condition in
Bills safety Hamlin set to appear in first regular-season game