Sammy M. Baho, a University of California San Diego Pre-Dental Society senior undergraduate student, looks on as South Korean navy Lt. Michael Sim performs a dental procedure on a Timorese patient aboard the Military Sealift Command hospital ship USNS Mercy. Sim joined the Mercy crew to support the Pacific Partnership 2008 mission. Pacific Partnership is a four-month deployment by Mercy to assist the governments of participating nations with medical, dental and construction civic assistance programs.