A Dominican sailor fires a .50-caliber machine gun aboard the U.S. Coast Guard Cutter Kathleen Moore during a gunnery event as part of exercise Tradewinds 2015 in the Caribbean Sea, June 4, 2015. Tradewinds is a U.S. Southern Command-sponsored exercise aimed at strengthening the capacity of Caribbean nations to respond to natural disasters, humanitarian crises and transnational organized crime. A Dominican sailor fires a .50-caliber machine gun aboard the U.S. Coast Guard Cutter Kathleen Moore during a gunnery event as part of exercise Tradewinds 2015 in the Caribbean Sea, June 4, 2015. Tradewinds is a U.S. Southern Command-sponsored exercise aimed at strengthening the capacity of Caribbean nations to respond to natural disasters, humanitarian crises and transnational organized crime. SHARE: Download: Full Size (2.07 MB) Tags: photo essays Credit: VIRIN: 944023-R-HFX79-929.jpg Photo Gallery