Jamie Frederick, at right, with the U.S. Coast Guard Sector Boston, and Coast Guard legal counsel Jessie Brenton listen to OceanGate Counsel speak during the final day of the Coast Guard investigatory hearing on the causes of the implosion of an experimental submersible headed for the wreck of the Titanic, Friday, Sept. 27, 2024, in North Charleston, S.C. (AP Photo/Mic Smith)