170512-N-ON977-0015 ORMOC CITY, Philippines (May 12, 2017) Philippine navy sailors assigned to underwater construction teams prepare for an underwater surface-supply dive in support of Balikatan 2017 at Ipil Port in Ormoc City, Philippines. The surface-supply dive training prepares Philippine and U.S. service members to clear debris in ports and open up supply lines for victims of natural disasters and crises. (U.S. Navy photo by Mass Communication Specialist 3rd Class Alfred A. Coffield/Released)