TWENTYNINE PALMS (CBSLA) — A shelter-in-place order for the Marine Corps Air Ground Combat Center in Twentynine Palms has been lifted after reports of an active shooter Tuesday.

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Gunshots were first reported at about 6:30 a.m. The Marine Corps says military police immediately cordoned off the area. At 9:30 a.m., the Marines said one person had sustained a self-inflicted gunshot wound. That person was taken to a medical facility.

The Marines say no other injuries have been reported and the incident is under investigation.

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The base, located about 150 miles east of Los Angeles in the Mojave Desert, is the largest Marine Corps base in the world at 932 square miles.