190819-N-HX127-1070 RIO DE JANEIRO, Brazil (Aug. 19, 2019) U.S. Navy Cmdr. Kate Meadows, public affairs officer, U.S. Navy Southern Command and Fourth Fleet, gives books to children as part of a community relations event at the Aqua Rio Aquarium in support of UNITAS LX, in Rio de Janeiro, August 20, 2019. UNITAS, which is Latin for “unity,” was conceived in 1959, first executed in 1960 and has been held every year since. (U.S. Navy photo by Mass Communication Specialist 1st Class Timothy M. Ahearn)