U.S. Navy Builder 1st Class Fabian Flores with Naval Mobile Construction Battalion 5 and Philippine Navy sailors with 3rd Naval Combat Engineering Battalion take measurements on a piece of wood during Exercise Balikatan at Luga Elementary School, Santa Teresita, Cagayan, Philippines, Apr. 30, 2018.Exercise Balikatan, in its 34th iteration, is an annual U.S.-Philippine military training exercise focused on a variety of missions, including humanitarian assistance and disaster relief, counterterrorism, and other combined military operations held from May 7 to May 18. (U.S. Marine Corps photo by Sgt. Scott P. Smolinski)