The Titan submersible suffered a catastrophic implosion that experts say likely killed its pilot and four passengers instantly amid intense pressure in the North Atlantic’s deep waters.

Ever since the Titan submersible went missing on Sunday while exploring the shipwreck site of the Titanic, it’s all I’ve been able to think about.

A renowned Titanic expert, a world-record holding adventurer and two members of one of Pakistan’s wealthiest families and the CEO of the company leading an expedition to the world's most famous shipwreck are facing critical danger aboard a small submersible that went missing in the Atlantic Ocean.