WHAT WE KNOW ABOUT THE TOURIST SUB THAT DISAPPEARED ON AN EXPEDITION TO THE TITANIC WRECK
North Atlantic ( CBS NEWS ) A massive search ramped up Tuesday as authorities probed the North Atlantic for a tourist submarine that went missing over the weekend on an expedition to explore the famous Titanic shipwreck. Here’s what we know so far about the submersible craft and what may have happened to it What happened? A five-person […]