Missing Titanic submarine: All five passengers are dead, says firm behind vessel; We'll be bringing you the very latest updates, pictures and video on this breaking news story. Please check back regularly for updates on this developing story as it comes in

Byline: By, Charlie Jones OceanGate, the company behind the missing Titanic sub, has said they believe the crew have 'sadly been lost'. 'We now believe that our CEO Stockton Rush, [...]