James Cameron calls Titan submersible design ‘critically flawed’

Film-maker who has dived to Titanic wreckage more than 30 times says it was only a matter of time' before tragedy occurred

Veteran deep-sea explorer and film-maker James Cameron said on Friday that the design of the Titan submersible was critically flawed", and it was only a matter of time" before the tragedy occurred - as Canada's transportation safety board said it was launching an investigation.

People in the deep sea submergence engineering community warned the company that this could lead to catastrophic failure," Cameron told ABC's Good Morning America show on Friday morning, referring to the carbon fiber hull of the 22ft (6.7m) vessel.