190220-N-ZW825-0350 SAO CARLOS, Brazil (Feb. 20, 2019) Lt. Cmdr. Robert Lennon, with the assistance of Brazilian navy Cmdr. Carlos Marsico, examines a young patient during a medical clinic in Sao Carlos, Brazil, Feb. 20, 2019. The visit marks the fifth stop of a month-long mission by four U.S. Navy physicians and their Brazilian navy counterparts embarked aboard Brazilian navy Oswaldo Cruz-class hospital ship NAsH Carlos Chagas (U 19) to exchange medical expertise and to bring medical care to isolated communities along the Amazon River. (U.S. Navy photo by Mass Communication Specialist 1st Class Byron C. Linder/Released)