Missing Titanic submarine: US and Canadian teams search for tourist vessel

Race against time to find craft that went missing on Sunday with five people onboard, including British billionaire

• Titanic submarine: rescuers race to find missing Titan – latest updates

US and Canadian rescue teams are scrambling to search for a tourist submarine that went missing during a voyage to the Titanic shipwreck with a British billionaire among the five people onboard.

Hamish Harding is the chair of the private plane firm Action Aviation, which said he was one of the mission specialists on the OceanGate Expeditions vessel reported overdue on Sunday evening about 435 miles south of St John’s, Newfoundland.