OceanGate’s former mission specialist Fred Hagen testified Friday that climbing aboard the Titan submersible for a trip to ...

The footage first reveals a large, partially intact piece of the sub's outer shell resting on the ocean floor. The post ...

The passenger testified that the mission was scrapped because the sub couldn't navigate, and was swimming in circles.

Patrick Lahey, co-founder of an OceanGate competitor, tells a US Coast Guard hearing about his concerns over the Titan sub.

The Titan submersible imploded last year while on another trip to the Titanic wreckage site, and an investigative hearing is ...