Titanic Five died instantly when craft suffered 'catastrophic implosion'

The Titanic Five were killed instantly when the submersible suffered a ‘catastrophic implosion’ just 1,600ft from the bow of the wrecked ocean liner, the US Coast Guard announced on Thursday.

The nail-biting search for the men on the Titan, a 21ft submersible operated by OceanGate Expeditions, drew to a devastating close when a remote operated submarine from a Canadian ship found debris on the ocean floor. 

Search and rescue officials say the men likely died on Sunday – before military planes…