The malfunction caused passengers onboard the submersible to 'tumble about'.

An inquiry into the Titan submersible disaster - which saw all five on board perish as it was being lowered into the Atlantic to see the Titanic wreckage - has heard the vessel had an issue days earlier.

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The scientific director for the company that owned the Titan submersible testified Thursday that the sub had malfunctioned just prior to its fatal dive.

Steven Ross told the board about a platform issue the experimental submersible experienced in June 2023, just days before it imploded on its way to the Titanic site

OceanGate’s Titan submersible malfunctioned days before its fatal trip to the Titanic, the company’s science chief told an inquiry.

The scientific director for the company that owned the Titan submersible that imploded last year has told a hearing that the vehicle malfunctioned a short time before the fatal dive.

The Titan submersible, which killed all five people aboard when it imploded during a dive to see the Titanic in 2023, had a 'platform issue' days before the fatal trip, a hearing into the disaster was told

US Coast Guard inquiry hears that malfunction caused passengers to "tumble about" inside sub.