U.S. Navy Lt. Brian Hellmann, left, supervises as Seaman Binh Chu fires a shot line to the Indian navy fleet oiler INS Shakti as Seaman Carolyn Salcedo, right center, and Lt. j.g. Dustin Miller look on during a refueling exercise aboard the aircraft carrier USS Carl Vinson under way in the Indian Ocean, April 13, 2012. U.S. Navy photo by Petty Officer 2nd Class James R. Evans