A 25-year-old Active Duty Marine succumbed to his injuries and passed away three days after a suspected drunk driver struck him in Oceanside.
The crash happened on June 28 at approximately 9:24 p.m. as Nicholas Kursinskis was riding his motorcycle northbound on El Camino Real.
A pickup truck heading westbound on Mission Avenue struck him, officials said.
Kursinskis crashed into the side of the truck and was ejected from his motorcycle.
He was taken to Scripps Memorial Hospital La Jolla with multiple injuries and died three days later.
According to the Oceanside Police Department, the driver of the truck, 59-year-old Kennith Allen, was determined to be driving under the influence of alcohol.
Allen is facing a vehicular manslaughter charge.
No further information is available.