Tourist Submersible Vessel Vanishes on Its Way to Titanic Wreckage

The submersible vessel carrying five people slipped into the dark waters of the North Atlantic, heading to what remained of the Titanic, 12,500 feet under the sea. The expedition, like many before it, was a testament to the enduring fascination with the storied ship that struck an iceberg and sank off Newfoundland more than a century ago.

But one hour and 45 minutes into the dive on Sunday morning, the craft went missing, setting off a search by rescue crews from two countries and adding…