170217-N-QJ850-0161 ATLANTIC OCEAN (Feb. 17, 2017) Sailors remove chocks and chains as an MH-60 Sea Hawk helicopter assigned to Helicopter Sea Combat Squadron (HSC) 28 prepares to take off from the amphibious assault ship USS Iwo Jima (LHD 7). The ship is underway conducting a series of qualifications and certifications as part of the basic phase of training in preparation for future operations and deployments. (U.S. Navy photo by Mass Communication 2nd Class Andrew Murray/Released)