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.

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.

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.