GLENDORA (CBSLA.com) — Four people were injured Wednesday night when a car went over a cliff on a mountain road near Glendora Wilderness Park.
Los Angeles County firefighters responded to the crash at 11:30 p.m. at milepost 6.2 on Glendora Mountain Road near Big Dalton Canyon Road.
Two people were transported via helicopter with head trauma, while the other two were taken to a local hospital by ground transportation.
The California Highway Patrol is investigating the cause of the crash, officials said.
Anyone with information is asked to contact CHP’s Baldwin Park office at (626) 338-1168.
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