A man was found bleeding on the side of Interstate 5 in Chula Vista Wednesday.
A passing driver called 911 when he spotted a man lying on the rocks along the E Street on-ramp to southbound I-5 around 10 p.m.
California Highway Patrol officers arrived and found a man with a cut to his forehead.
He was unable to tell officers what had happened to him.
The man carries identification suggesting he lives in Long Beach but CHP officers say they are still investigating the man’s identity.
Emergency personnel took the man to a nearby hospital for treatment.