The Coast Guard Cutter Blackthorn bell tolls honoring fallen shipmates during the 38th annual Blackthorn memorial service in St. Petersburg, Sunday, Jan. 28, 2018.  (U.S. Coast Guard photo by Seaman Michael Clark) ST. PETERSBURG, Fla. – Coast Guard crewmembers, survivors, family members, and community members from around the Tampa Bay area commemorated the 38th anniversary of the Coast Guard Cutter...