150903-N-AX546-120 ODESSA, Ukraine (Sept. 3, 2015) USS Donald Cook (DDG 75) visit, board, search, and seizure (VBSS) team member, Fire Controlman 1st class Tyler Rasmussen, demonstrates how to clear around a corner to a Ukrainian VBSS team. Donald Cook, an Arleigh Burke-class guided-missile destroyer, is participating in exercise Sea Breeze 2015. Sea Breeze is an air, land, and maritime exercise designed to improve maritime safety, security and stability in the Black Sea. (U.S. Navy photo by Mass Communications Specialist 1st Class Sean Spratt/Released)