One man was killed Near Kaweah California

A 52-year-old man was killed Monday when he lost control of his motorcycle and was thrown into a curb, authorities said.Stephen Michael Tomasiak of Oceanside died on Avenida Del Oro, just north of Windansea Street, shortly before 2:30 a.m., according to the San Diego County Medical Examiner's Office.
He was riding a Kawasaki motorcycle northbound on Avenida Del Oro when he lost control for unknown reasons and was thrown off the bike, the Medical Examiner's Office reported.
Oceanside police responded to the crash and found Tomasiak dead.
The cause of the crash is under investigation.