Five things that could have happened to the missing Titanic submarine: As rescuers scramble to reach the missing tourist, CHRIS PLEASANCE’s video guide explores what may have trapped them beneath the waves
It’s another mystery of the deep.
As rescuers race to rescue five wealthy Titanic tourists who disappeared while exploring the wreckage aboard a mini submarine, one question keeps popping up.
What happened?
In this video, we look at five possible explanations for their sudden disappearance.
Watch it here: