U.S. Navy Cmdr. Mark Nguyen (right) embarked aboard the Royal Australian Navy landing ship heavy HMAS Tobruk (L 50), consults with a patient during a medical civic action program at Malaguna Technical High School in Rabaul, Papua New Guinea, on Sept. 4, 2010. Nguyen was part of a contingent of 64 sailors and nongovernmental organization members assigned to the Military Sealift Command hospital ship USNS Mercy (T-AH 19) that was embarked aboard Tobruk to conduct the final portion of Pacific Partnership 2010, a humanitarian and civic assistance operation designed to strengthen regional partnerships.