Stop in for a cup of coffee

If that's the case, they're probably done. Unless somehow the hull is still in one piece and has O2 still.
Zero chance... that thing would have imploded so fast they didn't even know it happened.. the pressure down there is so insane i don't think most people have an idea about it or they wouldn't have considered going down. On the upside it's an instant death and they more than likely didn't even know it happened.