U.S. Marines and sailors from 2nd Assault Amphibian Battalion, attached to Special-Purpose Marine Air-Ground Task Force Continuing Promise 2010, conduct a six mile hump aboard amphibious assault ship USS Iwo Jima (LHD7), off the coast of Chiriqui Grande, Panama, Oct. 7, 2010. Service members and civilians are deployed in support of CP10 providing medical, dental, veterinary, engineering assistance and subject-matter exchanges to Caribbean, Central and South American nations.