171022-M-YR007-0247 PACIFIC OCEAN (Oct. 22, 2017) Sailors assigned to the amphibious dock landing ship USS Rushmore (LSD 47) direct Marine Corps pilots flying an MV-22B Osprey with Marine Medium Tiltrotor Squadron (VMM) 166, Marine Aircraft Group 16, 3rd Marine Aircraft Wing, onto the flight deck as part of a casualty evacuation (CASEVAC) drill, during Exercise Dawn Blitz, Oct. 22, 2017. CASEVAC drills are designed to increase the proficiency and responsiveness of medical and transportation personnel to collect a patient from the point of injury, or from another medical treatment facility, and move them to a higher echelon of care. (U.S. Marine Corps photo by Cpl. Austin Mealy/Released)