170712-N-AX546-001 ODESSA, Ukraine (July 12, 2017) Divers from the Royal Canadian navy and the Royal British navy demonstrate stricken diver and recovery scenarios during an exercise Sea Breeze 2017. The U.S. and Ukraine co-hosted multinational maritime exercise in the Black Sea and is designed to enhance interoperability of participating nations and strengthen maritime security within the region. (U.S. Navy photo by Mass Communication Specialist 1st Class Sean Spratt/Released)