Lt. Derrick Horne, right, a Navy chaplain embarked aboard the Military Sealift Command hospital ship USNS Mercy, helps Cambodian children put a puzzle together during a Pacific Partnership 2010 community service event at the Enfants du Cambodge orphanage in Sihanoukville, Cambodia. Mercy is in Cambodia supporting Pacific Partnership, the fifth in a series of annual U.S. Pacific Fleet humanitarian and civic assistance endeavors to strengthen regional partnerships.