U.S. Navy Petty Officer 1st Class Jesse Hamblin, left, directs the movement of a cement block into the water during the construction of a simulated expeditionary wharf as part of Exercise Foal Eagle 2016 at Chinhae, South Korea, March 10, 2016. Hamblin is a steelworker assigned to Underwater Construction Team 2. Foal Eagle is an annual, bilateral training exercise designed to enhance the readiness of U.S. and South Korean forces, and their ability to work together during a crisis. Navy photo by Petty Officer 1st Class Charles E. White