Dallas Cowboys defensive end Marshawn Kneeland has died, the team announced Thursday morning .

He was 24 years old.

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"It is with extreme sadness that the Dallas Cowboys share that Marshawn Kneeland tragically passed away this morning. Marshawn was a beloved teammate and member of our organization. Our thoughts and prayers regarding Marshawn are with his girlfriend, Catalina, and his family.”

Neither the team or officials have confirmed any other details about Kneeland's death.

Matthew Pearce/Icon Sportswire via Getty Images Matthew Pearce/Icon Sportswire via Getty Images ARLINGTON, TX - NOVEMBER 03: Dallas Cowboys defensive end Marshawn Kneeland (94) celebrates recovering a blocked punt for a touchdown du

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