SANTO DOMINGO, Dominican Republic (Oct. 20, 2019) Cmdr. Chris Sellers, a dentist assigned to the hospital ship USNS Comfort (T-AH 20), examines a patient before a tooth extraction at a temporary medical treatment site in Santo Domingo, Dominican Republic Oct. 20, 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 Julio Martinez Martinez/Released)