U.S. Marine Corps Sgt. Jordan Rainier, a Marine Corps Martial Arts instructor with 3rd Marine Division, demonstrates arm exercises at Barracks 4450, Camp Courtney, Okinawa, Japan, April 1, 2020. Marines across 3rd Marine Division have varying work schedules and varying times to execute their workout regiments. This video series provides a reliable workout routine Marines can do in their barracks rooms to compliment their current workout regimens. (U.S. Marine Corps video by Cpl. Jacob Hancock)
