The challenge coin created to honor the lives of each of the 23 Coast Guard members who perished is displayed during a ceremony to commemorate the 39th anniversary of the Coast Guard Cutter Blackthorn tragedy in the cutter's homeport of Galveston, Texas on Jan. 28, 2019. On Jan. 28, 1980, the Blackthorn sank after colliding with the tanker Capricorn near the Sunshine Skyway Bridge in St. Petersburg, Florida. U.S. Coast Guard photo by Petty Officer 3rd Class Johanna Strickland.