U.S. Sailor HM2 Ryan Jorgensen, a corpsman assigned to 3D Marine Regiment, teaches children how to assess a battle casualty during the annual Oorah Kids event at the base theater aboard Marine Corps Base (MCB) Hawaii, Mar. 21st, 2014. Marines of MCBH volunteer each year as pretend drill instructors to give the children on base a chance to experience what it's like to be a Marine. (U.S. Marine Corps photo by Lance Cpl. Aaron S. Patterson/Released)