Two-Time Titan Diver Says Rescue May Depend on Passengers Staying Calm
New York Times
Oisin Fanning, the passenger, said that Stockton Rush and Paul-Henri Nargeolet, who are on board the missing Titan, would have taken steps to conserve oxygen from the moment something went wrong.
https://www.nytimes.com/2023/06/21/us/oisin-fanning-titan-submarine.html