Steven Celestine, a member of the Commonwealth of Dominica Coast Guard, practices law enforcement techniques during Exercise Tradewinds 2017 at the Barbados Coast Guard Base in Bridgetown, Barbados, June 9, 2017. Tradewinds 2017 is a joint, combined exercise conducted in conjunction with partner nations to enhance the collective abilities of defense forces and constabularies to counter transnational organized crime, and to conduct humanitarian/disaster relief operations. (U.S. Coast Guard photo by Petty Officer 1st Class Melissa Leake/Released)