Summary:

- The article discusses the testimony of David Lochridge, the former scientific director of OceanGate, regarding the Titan submersible's malfunction in the days leading up to the fatal dive that resulted in the deaths of five people.

- Lochridge testified that the Titan's carbon fiber and titanium hull had experienced significant deformation during a test dive, indicating a serious structural issue that was not addressed before the fatal dive.

- The article highlights the concerns raised by Lochridge about the safety and design of the Titan submersible, which were reportedly ignored by OceanGate's leadership, leading to the tragic incident.