Army Sgt. 1st Class John Martinez, the oncoming course chief with 343rd Training Squadron out of Lackland Air Force Base, Texas, answers questions from Lance Cpl. Preston Moehring, a military police officer with Provost Marshal’s Office at Marine Corps Base Camp Pendleton, Calif., during the Traffic Collision Investigation Course aboard Marine Corps Air Station Miramar, Calif., Sept. 11. The course is designed to teach students proper procedures to use while investigating car accidents.