U.S. Sailors watch as an MH-60S Seahawk helicopter, assigned to Helicopter Sea Combat Squadron (HSC) 23, delivers supplies during a vertical replenishment aboard the amphibious dock landing ship USS Comstock (LSD 45) in the Pacific Ocean March 17, 2011. Comstock, as part of the Boxer Amphibious Ready Group, and elements of the 13th Marine Expeditionary Unit were under way in the U.S. 7th Fleet area of operation during a Western Pacific deployment.