Adolescents from the Barstow Community College Summer Youth Program tour Marine Corps Logistics Base Barstow, Calif., June 19. During their tour, they visited with the Marine Corps Police Department’s K-9 unit here, the base gym, and the rail yard where they learned about different military vehicles and equipment. - Adolescents from the Barstow Community College Summer Youth Program tour Marine Corps Logistics Base Barstow, Calif., June 19. During their tour, they visited with the Marine Corps Police Department’s K-9 unit here, the base gym, and the rail yard where they learned about different military vehicles and equipment.