SEATTLE - The Coast Guard Cutter Osprey, an 87-foot patrol boat, homeported in Port Townsend, Wash., enforces a security zone around the Coast Guard Cutter Bertholf, during the annual Parade of Ships, Wednesday, July 29, 2009. The Bertholf accompanied two U.S. Navy Destroyers and two Canadian Coastal Defense vessels.(U.S. Coast Guard photo/Petty Officer 3rd Class Colin White)