U.S. Coast Guardsmen with Coast Guard Sector St. Petersburg and tenant units stand in formation during the 34th anniversary memorial service of the cutter USCGC Blackthorn (WLB 391) collision at Blackthorn Memorial Park in St. Petersburg, Fla., Jan. 28, 2014.
The Blackthorn sank after colliding with a tanker near the Sunshine Skyway Bridge Jan. 28, 1980. (DoD photo by Petty Officer 2nd Class Michael De Nyse, U.S. Coast Guard/Released). Original public domain image from Flickr