Lt. Cmdr. Tom Whalen, U.S. Coast Guard Marine Board of Investigation (MBI) lead investigator, right, speaks with Chief Warrant Officer Melissa Leake, MBI public information officer, during a recess for the Titan submersible hearing in North Charleston, S.C., on Sept. 26, 2024. The MBI is tasked with examining the causes of marine casualties and making recommendations to improve maritime safety. (U.S. Coast Guard photo by Petty Officer 2nd Class Kate Kilroy)