USCGC Blackthorn sand in a collision at a bridge spanning what Florida city?
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. Sunshine Skyway Bridge: The Bob Graham Sunshine Skyway Bridge, known to locals as the Sunshine Skyway Bridge or more casually the Skyway, is a bridge spanning Tampa Bay, Florida, with a cable-stayed main span, and a total length of 21,877 ft .
i don't know