U.S. Marine Corps Lance Cpl. Lydia Deprey, a Waldo, Ohio native, a mortarman with 3rd Battalion, 2d Marine Regiment, 2d Marine Division, poses for a photo after graduating a Marine Corps Instructor of Water Survival Course on Camp Lejeune, North Carolina, Dec. 15, 2022. MCIWS are responsible for ensuring compliance with Marine Corps orders, directives, and training standards that govern Marine Corps Water Survival Training. (U.S. Marine Corps photo by Cpl. Timothy Fowler) - U.S. Marine Corps Lance Cpl. Lydia Deprey, a Waldo, Ohio native, a mortarman with 3rd Battalion, 2d Marine Regiment, 2d Marine Division, poses for a photo after graduating a Marine Corps Instructor of Water Survival Course on Camp Lejeune, North Carolina, Dec. 15, 2022. MCIWS are responsible for ensuring compliance with Marine Corps orders, directives, and training standards that govern Marine Corps Water Survival Training. (U.S. Marine Corps photo by Cpl. Timothy Fowler)