OceanGate CEO crashed sub years before Titan implosion, whistleblower says  The Washington PostDay one of Titan submersible hearings reveals safety concerns and crew’s final words  South Carolina Public RadioThe Doomed Sub’s Final Messages Before Imploding Are Pretty Grim  FuturismFirst image of ill-fated Titan submersible wreckage revealed at hearing into tragedy  CNNBefore Implosion, Titan Pilot and CEO Had Panicked Meltdown When He Crashed Into a Shipwreck: Ex-Employee  PEOPLE