170509-N-ON977-0020 ORMOC CITY, Philippines (May 9, 2017) Construction Mechanic 1st Class Jeff Snider, left, and Utilitiesman 2nd Class Eric Martin, both assigned to Underwater Construction Team (UCT) 2, mark piles for demolition during a practice underwater construction demolition dive in support of exercise Balikatan 2017 at Ipil Port in Ormoc City, Philippines. The demolition training prepares the U.S. military and Armed Forces of the Philippines to clear debris in ports and open up supply lines for victims of natural disasters and crises. Underwater demolition can help Philippine and U.S. forces provide humanitarian assistance and disaster relief operations from the sea to remote areas of the Philippines. (U.S. Navy photo by Mass Communication Specialist 3rd Class Alfred A. Coffield)