190713-N-MU198-1021 CALLAO, Peru (July 13, 2019) Lt. Andrew Ellis, a Navy physician assistant assigned to hospital ship USNS Comfort (T-AH 20), provides medical services to a patient at a temporary medical site. 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 strained by an increase in Venezuelan migrants. (U.S. Navy photo by Mass Communication Specialist 3rd Class Danny Ray Nuñez Jr./Released)