First Thing: Buffalo Bills' Damar Hamlin in critical condition after cardiac arrest, US news
Bills' safety ready to return to action
Damar Hamlin enters Bills game for the first time since cardiac arrest
Buffalo Bills star Damar Hamlin's on-field collapse puts spotlight on cardiac arrest in young people - Good Morning America
Damar Hamlin returns to field since cardiac arrest - Good Morning America
Bills' Damar Hamlin plays in first game since January cardiac arrest
Buffalo Bills return to work after Damar Hamlin suffered cardiac arrest on the field
Bills safety Damar Hamlin suffered cardiac arrest, heartbeat restored, on field
Bills safety Damar Hamlin returns to action in first regular-season game since cardiac arrest