Titanic tour submarine goes missing, search launched

A submarine on a tourism expedition to explore the wreckage of the Titanic has gone missing off the coast of southeastern Canada, the private company that operates the vessel said on Monday.

OceanGate Expeditions said in a brief statement issued to the BBC and other media that it had lost contact with the submarine and was “mobilizing all options” to rescue those on board.

The regional branch of the US Coast Guard said on Monday that it was seeking a submersible vehicle in the Atlantic…