Marine Sgt. Josh Collins and Marine Lance Cpl. Angelina Dumale, both assigned to the 3rd Assault Amphibian Battalion, 1st Marine Division, teach Royal Thai Marine Chief Petty Officer 1st Class Satsin Hamdeang how to repair a turret mechanism for an amphibious assault vehicle during Exercise Cobra Gold 2018 in Thailand, Feb. 12, 2018. Air Force photo by Tech. Sgt. Michael Lee Brown