191012-N-XL376-1016 CARIBBEAN SEA (Oct. 12, 2019) Sailors move a simulated patient during a mass casualty drill aboard the hospital ship USNS Comfort (T-AH 20) as it is underway in the Caribbean Sea, Oct. 12, 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 3rd Class Maria G. Llanos/Released)