Buffalo Bills safety Damar Hamlin is in a critical condition after collapsing on the field during a primetime US National Football League game.
The 24-year-old fell to the ground after colliding with an opponent during his team's game against the Cincinnati Bengals. His club confirmed in a new statement this morning that he suffered a cardiac arrest.
"Damar Hamlin suffered a cardiac arrest following a hit in our game versus the Bengals,” the Bills posted on their official Twitter account. "His heartbeat was restored on the field and he was transferred to the UC Medical Center for further testing and treatment.