The Latest Breaking News from the US Coast Guard

The 6.7 metre long Titan submersible had a 96-hour supply of oxygen in the event of any emergencies.

US Coast Guard spokesperson told The Independent they expect Titan will run out of oxygen at 1pm UK time on Thursday

In today’s newsletter: As the search intensifies, we look at the key developments – and controversy – around the lost submersible

Ten ships and several remote subs have joined the hunt for the missing submersible near the wreck of the Titanic

A series of safety concerns about Titan have emerged including, a lawsuit over the sub's safety, previous malfunctions and unconventional equipment

The crew aboard the missing OceanGate submersible are thought to have less than 20 hours of oxygen left, based on a previous estimate. Contact with the sub - which has five people on board - was lost on Sunday as it made a 3,800m descent to the Titanic wreck

International effort has been deployed in search of five passengers aboard missing Titan submersible

OceanGate's Titan sub lost contact in the Atlantic Ocean on Sunday morning

‘We didn’t determine it to be debris, it didn’t correlate with the case,’ Captain Jamie Frederick with the US Coast Guard said during a press conference on Wednesday