At least one person has died in a head-on crash just east of Ramona on Friday, California Highway Patrol said.
Two cars crashed just before 5 a.m. on state Route 78 near Rancho Santa Fe Court, CHP said.
One person died at the scene and a second person was injured, according to CHP communications. The condition of the second person was not known. It was also not immediately clear what caused the crash.
A SigAlert was issued for SR-78 in both directions at about 5:15 a.m. but was lifted at about 7:30 a.m.
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No other information was immediately available.
This is a developing story. Details may change as information becomes available.