The search for the OceanGate submarine is nearing a critical stage with the submersible’s oxygen supply due to expire this morning.
The Titan sub went missing hours after setting off for the Titanic wreckage off the coast of Canada earlier this week. Rescue teams using high-tech robotic equipment have been desperately searching for the five crew members on board the sub, which can provide about 96 hours of oxygen.
The possibility exists the crew have been conserving energy and noises have been detected deep underwater but so far the sub has not been located.
It’s believed oxygen onboard will last until about 7am ET/4am PT, though sea captains have said the projected supply could last longer.
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