Several reports have emerged on social media of an “active shooter” at the Marine Corps Air Ground Combat Center (MCAGCC) in California. The base also known as 29 Palms, is the largest US Marine Corps base.
An alert message sent to employees urged them to take shelter while emergency services rushed to the scene.
It read: “Please shelter in place until notified.
“Code White: There is an Active Shooter in the A M C C. Remain calm.
“Silence your cell phone. Run, hide, fight. Help is on the way.”
Gunshots have been reported at the Marine Corps Air Ground Combat Center in California
US Marines conduct a drill at the California base
A video of another urgent alert message has also been shared, the audio warned “you are at serious risk” and to urged people to “lock and barricade the door.”
Several concerned residents took to Twitter including one terrified woman who said she was on lockdown with her children.
One user wrote: “Active shooter on US Marine Base 29 palms CA.”
A military helicopter lands at the base
Another user said: “Supposedly there’s an active shooter on 29 Palm.”
A third said: “Active shooter on the base in 29 Palms. We are locked down here with the kids.”
Marine Corps spokesman Master Sergent Andrew Pendracki confirmed the incident took place at around 6.30am local time.
The surrounding areas have been cordoned off and there are no reports of any injuries.
The military base is located around 150 miles from Los Angeles
Marine Corps spokesman Master Sergent Andrew Pendracki said: “We are aware of reports of an active shooter at Marine Corps Air Ground Combat Center, Twentynine Palms, California.
“Initial reporting indicates no injuries.
“Military police responded to reports of gunshots at approximately 0630 and cordoned off the area.
“We cannot confirm a suspect in custody at this time.
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The largest military forces in the world
“We will provide more information as soon as it becomes available.”
The Marine Corps Air Ground Combat Center is situated next to the town of Twentynine Palms in southern California.
Twentynine Palms is located around 150 miles east of Los Angeles.
The marine base built was built in 1952 and is the largest in the US at around 600,000 acres.
An estimated 8,500 people live on the base and around 25,000 others in neighbouring towns.