160910-N-QW941-224 PACIFIC OCEAN (Sept. 10, 2016) An SA-330J Puma helicopter assigned to dry cargo ship USNS Matthew Perry (T-AKE 9), delivers supplies to hospital ship USNS Mercy (T-AH 19), during a vertical replenishment. Deployed in support of Pacific Partnership 2016, Mercy is sailing to her homeport of San Diego. (U.S. Navy photo by Mass Communication Specialist 3rd Class Trevor Kohlrus/Released)