Grenada Coast Guard and St. Vincent and Grenadines Police Force Special Purpose Craft- Law Enforcement boat crews begin a non-compliant vessel pursuit exercise in the Caribbean Sea off the islands of St. Kitts and Nevis, June 1, 2015. The effort is a part of Tradewinds 2015, a combined, joint U.S. Southern Command-sponsored exercise designed to strengthen the capacity of Caribbean nations to respond to natural disasters, humanitarian crises and counter transnational organized crime. (U.S. Coast Guard photo by Petty Officer 2nd Class Levi Read)