191007-N-DZ642-1032 BASSETERRE, Saint Kitts and Nevis (Oct. 4, 2019) U.S. Navy Capt. Jill Emerick, a pediatrician assigned to the hospital ship USNS Comfort (T-AH 20), applies fluoride to a Kittian boy's teeth at a temporary medical treatment site in Basseterre, Saint Kitts, Oct. 7, 2019. Comfort is working with health and government partners in Central America, South America, and the Caribbean to provide care on the ship and at land-based medical sites, helping to relieve pressure on national medical systems, including those strained by an increase in cross-border migrants. (U.S. Navy photo by Mass Communication Specialist 2nd Class Bobby J. Siens/Released)