TUSTIN – Tustin police were investigating what prompted an off-duty sheriff’s deputy to fatally shoot a woman at her residence before sunrise Friday.

Police were called at 5:22 a.m. Friday to a home in the 13000 block of Tustin East Drive, where 35-year-old Brittany Shaw sustained gunshot wounds, according to Tustin police and the Orange County Sheriff’s Department.

Police did not release any further details and were exploring every possibility for what prompted the shooting, Tustin Police Department Lt. Sarah Fetterling said.

Shaw was taken to Orange County Global Medical Center, where she was later pronounced dead.

Orange County Sheriff’s Department spokeswoman Carrie Braun said Tustin police notified sheriff’s officials about the shooting involving an off-duty deputy sheriff.

“The

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