A German sailor watches U.S. Coast Guard cutter Thetis pull alongside the German navy combat support ship Frankfurt am Main during a UNITAS Gold replenishment at sea training exercise. Maritime forces from Argentina, Brazil, Canada, Chile, Colombia, Ecuador, Germany, Mexico, Peru, U.S. and Uruguay are participating in UNITAS Gold, the 50th iteration of the annual multinational maritime exercise. UNITAS provides the opportunity to conduct and integrate joint and combined land, maritime, coast guard and air operations in a realistic training environment. The exercise is taking place April 20-May 5 off the coast of Florida.