A Sailor, assigned to the "Dusty Dogs" of Helicopter Anti-submarine Squadron 7, signals for the pilot of an MH-53E Sea Dragon, attached to the "Blackhawks" of Helicopter Mine-Countermeasures Squadron 15, to hold steady on the flight deck aboard the Nimitz-class nuclear-powered aircraft carrier USS Harry S. Truman. Truman and embarked Carrier Air Wing 3 are underway on a regularly scheduled deployment in support of maritime security operations.