MURRIETA (CBSLA.com)  —   A detainee died while in custody at a Murrieta jail, the Riverside County Sheriff’s Department reported Sunday.

Jail personnel reportedly found an unresponsive person at 7:20 p.m. Friday in a holding cell of the Southwest Detention Center, said Sgt. Wallace Clear of the Riverside County Sheriff’s Department.

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Paramedics and jail medical staff responded, but the person was pronounced dead.

The person’s name and gender was not released.

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The cause and mode of death was also not revealed.

The Sheriff’s Department will release the person’s identity pending a coroner’s investigation, Clear said.

It was not clear if the detainee was awaiting trial or already convicted.

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