Hospitalman Derek Galvao, assigned to Navy Environmental and Preventative Medicine Unit Two, tests a water sample for chlorine concentration during Bold Alligator 2014. Improving Navy-Marine Corps amphibious core competencies along with coalition, North Atlantic Treaty Organization (NATO), Allied and partner nations is a necessary investment in the current and future readiness of our forces. BA14 will take place Oct. 29 - Nov. 10, 2014 afloat and ashore along the eastern seaboard. #BA14 (U.S. Navy photo by Mass Communication Specialist 2nd Class Nicholas S. Tenorio/Released)