An Ecuadorian Navy diver examines an MK-20 dive mask.
190823-N-HX127-1115.JPG Photo By: Petty Officer 1st Class Timothy Ahearn

Brazil - An Ecuadorian Navy diver examines an MK-20 dive mask prior to a familiarization dive with U.S. Navy divers during UNITAS LX, in Rio de Janeiro, August 23, 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)


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