Petty Officer 2nd Class Alexander Black signals the pilot of an MH-60 Sea Hawk during an in-flight refueling from the guided-missile cruiser USS Bunker Hill (CG 52) as the ship operates in the Pacific Ocean on Sept. 10, 2011. Bunker Hill is conducting a three-week composite training unit exercise in preparation for a deployment to the western Pacific Ocean. The Sea Hawk is assigned to Helicopter Combat Squadron 23. DoD photo by Seaman John Grandin, U.S. Navy.