Hamish Harding: British adventurer among crew missing on Titanic sub

For Mr Harding, the trip to Titanic’s wreckage was the latest in a string of adventures that has seen him visit the South Pole multiple times, fly into space in 2022 on board Blue Origin’s fifth human-crewed flight, and set three world records – including the longest time spent at full ocean depth during a dive to the deepest part of the Mariana Trench.