Watch the moment Damar Hamlin collapses on the field 0:53
(CNN) --
Buffalo Bills safety Damar Hamlin, 24, is in critical condition after collapsing on the field Monday night during a game against the Cincinnati Bengals.
This is what we know:
What happened:
Moments after getting up from an outfield tackle on Bengals wide receiver Tee Higgins, Hamlin fell on his back.
Within 10 seconds, the Bills team coaches were attending to the player.
An ambulance arrived on the field in less than five minutes, footage shows, and Hamlin received CPR, according to an ESPN broadcast.
He was later taken to the hospital.
Hamlin's status:
The player went into cardiac arrest after the tackle hit, and his pulse was restored on the field, the Bills said in a statement on Twitter early Tuesday.
Hamlin was transported to the University of Cincinnati Medical Center for further testing and treatment, where he is sedated, the Bills added.
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Damar Hamlin, a Buffalo Bills player, collapses on the field due to cardiac arrest: his condition is "critical"
The Game:
The game was suspended at 5:58 of the first quarter, then officially postponed.
The NFL said more details on the next steps would be released at an "appropriate time," adding that Hamlin's well-being was the priority.
The team:
Some of Hamlin's teammates are staying in Cincinnati while the rest of the team travels back to Buffalo on Tuesday morning.
Buffalo is in the state of New York, near the border between the United States and Canada.
Bills wide receiver Stefon Diggs arrived at the hospital where Hamlin was being treated late Monday night, the ESPN broadcast showed.
A bit about Hamlin:
The 24-year-old Pennsylvania native joined the Bills in 2021 as a sixth-round pick out of the University of Pittsburgh.
He has played every game this season.
According to his Pittsburgh Panthers player bio, he was redshirted—meaning he sat out games while remaining with the team—in 2016 due to injury.
The NFL site added that he also missed injuries in 2017 and 2019.
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