A towing vessel that flooded and partially sank last year on the Lower Mississippi River near Ascension Paris, La. was found to have holes in its hull, the National Transportation Safety Board (NTSB) said in a report this week.The 1964-built towboat Uncle Blue…<p><p>https://www.marinelink.com/news/towboat-sank-due-hull-deterioration-ntsb-516510</p></p>