Petty Officer 3rd Class Chanh Doan, Aviation Machinist Mates, and Mark Trevathan assigned to the "Nightdippers" of Helicopter Anti-Submarine Squadron 5 repair spindle rotors for an SH-60H Seahawk helicopter in the hangar bay aboard the Nimitz-class aircraft carrieir USS Dwight D. Eisenhower. The Eisenhower Carrier Strike Group is underway for a regularly scheduled deployment in support of the ongoing rotation of forward-deployed forces to support maritime security operations and operate in international waters across the globe.