Keywords: USS Rushmore (LSD-47) and USNS Walter S. Diehl (T-AO-193) in the South China Sea in June 2014.JPG en A U S Navy Sikorsky MH-60S Seahawk helicopter attached to Helicopter Sea Combat Squadron 21 HSC-21 Blackjacks lifts pallets of supplies from the flight deck of the Military Sealift Command fleet replenishment oiler USNS Walter S Diehl T-AO-193 during a vertical replenishment with ships of the USS Essex LHD-2 Amphibious Ready Group in the South China Sea The dock landing ship USS Rushmore LSD-47 is steaming aft of Walter S Diehl 2015-06-14 150614-N-MD297-021 Navy http //www navy mil/view_image asp id 197678 U S Navy photo by Mass Communication Specialist 2nd Class Huey D Younger PD-USGov-Military-Navy USS Rushmore LSD-47 USNS Walter S Diehl T-AO-193 MH-60S helihoisting cargo Helicopter Sea Combat Squadron 21 United States Navy |