Petty Officer 2nd Class Antonio Green, machinist's mate, from Yemassee, S.C., inspects a fuel sample for clarity aboard the multi-purpose amphibious assault ship USS Iwo Jima. Iwo Jima is anchored off the coast of Nicaragua supporting the Continuing Promise 2010 humanitarian civic assistance mission. The assigned medical and engineering staff embarked aboard Iwo Jima are working with partner nations to provide medical, dental, veterinary, and engineering assistance in eight nations.