Critical equipment for Titanic sub search caught in red tape, National Geographic report says Titanic submersible: search for missing tourist sub reaches critical stage Titanic submersible: additional deepwater equipment being sent for missing sub search | ABCNL Titanic submersible: Coast Guard gives update on missing Titanic tourist sub Noises heard in search for missing sub near wreckage of the Titanic Search for Titanic sub intensifies after banging noises heard underwater l WNT Noises heard in search for missing sub near wreckage of the Titanic Search for Titanic sub intensifies after banging noises heard underwater l WNT Titanic submersible: Coast Guard commander talks search for missing sub l GMA Mike Reiss, former Titanic submersible passenger, says his sub lost contact with host ship
'There is no excuse for what happened here': Director James Cameron on Titanic sub tragedy Titanic submersible: tourist sub missing | Nightline National Geographic explorer Lee Berger on the mysteries of the ‘Cave of Bones’ Titanic submersible: search for missing tourist sub reaches critical stage Titanic submersible: US Coast Guard briefs on missing sub with five believed to be aboard | ABCNL Titanic sub lost in ‘catastrophic implosion’ Critical equipment for Titanic sub search caught in red tape, National Geographic report says Titanic submersible: Coast Guard gives update on missing Titanic tourist sub Noises heard in search for missing sub near wreckage of the Titanic Noises heard in search for missing sub near wreckage of the Titanic