A group of Exercise Tradewinds 2012 participants work to stem the flow of water into a U.S. Coast Guard wet trainer during a shipboard damage control exercise, June 19, 2012. Tradewinds is a multinational, interagency exercise designed to develop and sustain relationships that improve the capacity of U.S., Canadian and 15 Caribbean partner nations security forces to counter transnational crime and provide humanitarian assistance and disaster relief.