Question: USCGC Blackthorn sand in a collision at a bridge spanning what Florida city?
Sentence (from "USCGC Blackthorn (WLB-391)"): USCGC "Blackthorn" (WLB-391) was a 180 ft seagoing buoy tender (WLB) which sank in 1980 in a collision near the Tampa Bay Sunshine Skyway Bridge, resulting in 23 crew member fatalities.
Relevant evidence: Yes