190702-N-LL146-1005 ODESA, Ukraine (July 2, 2019) Builder 1st Class Carlos Hernandez, left, assigned to Underwater Construction Team (UCT) 1, and a Ukrainian diver enter the water for a simulated scenario with an unconscious diver in the water during exercise Sea Breeze 2019 in Odesa, Ukraine, July 2, 2019. Sea Breeze is a U.S. and Ukraine co-hosted multinational maritime exercise held in the Black Sea and is designed to enhance interoperability of participating nations and strengthen maritime security and peace within the region. (U.S. Navy photo by Mass Communication Specialist 1st Class Scott Bigley/Released)