LAKE HURON - A dive team aboard the Coast Guard Cutter Bristol Bay prepares the airframe for its ascent to complete the final phase of the salvage operation for the helicopter in southern Lake Huron, April 23, 2010. Members of a salvage team from U.S. Coast Guard Air Station Detroit were aboard the Bristol Bay, working to raise an HH-65C helicopter from the air station that crashed during a night training operation near Port Huron, Mich., April 20, 2010. U.S. Coast Guard photo by Petty Officer 1st Class John Masson.