A Coast Guard crew member salutes for the presentation of colors during the 31st anniversary memorial service of the Coast Guard Cutter Blackthorn collision at Blackthorn Memorial Park, Jan. 28, 2011. The Blackthorn sank after colliding with the tanker Capricorn near the Sunshine Skyway Bridge on Jan 28, 1980. U.S. Coast Guard photo by Petty Officer 3rd Class Tara Molle