180302-N-MD713-0023 PACIFIC OCEAN (March 2, 2018) Hospital Corpsman 2nd Class Bernard Mariano, left, an anesthesia tech, provides rescue breathes for Hospital Corpsman 2nd Class Leigh Brevatte during a mass casualty drill aboard the U.S. Navy hospital ship USNS Mercy (T-AH 19). Mercy is deployed in support of Pacific Partnership (PP) 2018. PP-18’s mission is to work collectively with host and partner nations to enhance regional interoperability and disaster response capabilities, increase stability and security in the region, and foster new and enduring friendships across the Indo-Pacific Region. Pacific Partnership, now in its 13th iteration, is the largest annual multinational humanitarian assistance and disaster relief preparedness mission conducted in the Indo-Pacific region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Cameron Pinske/Released)