190726-N-AM903-1010 PUNTARENAS, Costa Rica (July 26, 2019) Karla Aponte Gomez, a dentist, left, and Yeiner Dalorso Vargas, a dental assistant, right, both from Costa Rican Social Security, conduct a dental cleaning at a temporary medical treatment site. The hospital ship USNS Comfort (T-AH 20) 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 strained by an increase in Venezuelan migrants. (U.S. Navy photo by Mass Communication Specialist 2nd Class Julio Martinez Martinez)