The U.S. Marine Corps Friday publicly identified a 21-year-old service member who lost his life this week to a training accident at Camp Pendleton. USMC Pfc. Tanner F. Rubio was fatally injured Wednesday afternoon in an accident involving a tactical vehicle, according to 1st Marine Division publi c affairs. Rubio, a native of the Northern California city of Dixon, was an infantry rifleman assigned to 1st Battalion, 1st Marine Regiment, 1st Marine Division. He joined the Marines in January. The cause of the accident is under investigation, according to USMC officials. “The tragic loss of Pfc. Rubio is one felt across the 1st Marine Division,” said Maj. Gen. Thomas Savage, commanding general of the division. “He will be sorely missed, but his honorable service to his country will not be forgotten.” ...read more read less