SAN DIEGO (KGTV) -- California Highway Patrol is investigating after a man was shot while driving on Interstate 8 Saturday night.
According to CHP, the shooting happened on I-8 near Waring Road around 8:30 p.m.
CHP says an unknown vehicle began firing rounds at the victim.
Once on State Route 125, the suspect again started shooting at the man, striking him once in the arm.
According to CHP, the suspect fled the scene in an unknown vehicle and has yet to be located.
The victim was taken to the hospital and is expected to recover. He was later arrested after CHP determined that he was under the influence of drugs and alcohol.
Anyone with information is asked to call CHP at 858-293-6000.