Pacific Ocean (Aug. 9, 2004) â The aircraft carrier USS Kitty Hawk (CV 63) makes its approach to the Military Sealift Command (MSC) oiler USNS Yukon (T-AO 202) to commence replenishment at sea (RAS) evolution. Currently underway in the 7th Fleet area of responsibility (AOR), Kitty Hawk demonstrates power projection and sea control as the world's only permanently forward-deployed aircraft carrier, operating from Yokosuka, Japan. U.S. Navy photo by Photographer's Mate 3rd Class Jason T. Poplin