One of the final texts from doomed Titan submersible crew was “all good here,” hearing reveals CBS NewsTitan Submersible Was Plagued With Problems, Investigators Say The New York TimesUS Coast Guard begins public hearing on the implosion of the Titan submersible CNNTitan sub disaster: Five key questions that remain BBC.com‘All good here’: One of final messages from Titan submersible crew revealed in hearing Sky News