An astounding achievement. Waching the press conference was incredible,such integrity and honesty from the bcra and everyone involved :thumbsup,made me feel proud to be part of the British caving community.
This popped up on YouTube recommendations:
https://www.youtube.com/watch?v=4zT_G1syzEI
What a totally remarkable thing to do. Amazing efforts form all people and nations involved. Maybe 'thirteen' isn't such an unlucky number.