UPDATE, 2:26 a.m.: All three victims in the crash were hoisted to the road and were then transported by air to an area hospital for treatment, according to the Los Angeles County Fire Department.
PREVIOUS: The San Dimas Search and Rescue team, along with Los Angeles County Firefighters and the California Highway Patrol are working to rescue injured riders in a crash on Glendora Mountain Road.
The CHP reports possibly three teens in a white Kia Forte went over the side of GMR south of Glendora Ridge Motorway before 12:30 a.m. The victims, an 18-year-old male and 14 and 17-year-old females, plunged 200 feet down the mountainside, according to traffic logs.
The extent of injuries is unknown.
A rescue helicopter equipped with a searchlight located the crash just after 1 a.m.
According to Los Angeles County Fire Department radio traffic, the victims are mobile and will be taken to the road by the helicopter.
No further information is available.