Search teams are racing to find a tourist submersible with five people on board that vanished in the North Atlantic on its descent to the century-old wreck of the Titanic. Rosanna Philpott looks at the timeline of events from the moment the sub began descending.
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Titanic Submersible
Crews have found the wreckage of a submersible that vanished on an expedition to the wreck of the Titanic, with all five onboard killed.