150605-N-PZ713-026 PACIFIC OCEAN (June 5, 2015) Royal Canadian Medical Service Capt. Adam Calabrese, from Toronto, distributes malaria prophylaxis to Mass Communication Specialist 2nd Class Mark El-Rayes, from Reading, Pa., aboard the Military Sealift Command hospital ship USNS Mercy (T-AH 19), during Pacific Partnership 2015. Now in its tenth iteration, Pacific Partnership is the largest annual multilateral humanitarian assistance and disaster relief preparedness mission conducted in the Indio-Asia-Pacific region. While training for crisis conditions, Pacific Partnership missions to date have provided medical care to approximately 270,000 patients and veterinary services to more than 38,000 animals. Additionally, PP15 has provided critical infrastructure development to host nations through the completion of more than 180 engineering projects. (U.S. Navy photo by Mass Communication Specialist 3rd Class Mayra A. Conde/ Released)