Detailed text transcripts for TV channel - CNN - 20180708:16:09:00
>> have you ever seen anything even remotely close to this challenge? >> i have not personally, no. nothing that i've been involved in. i have done a few rescues where conditions have been silted out. a cave is an unforgiving environment. when you cannot see, you lose that sense. and that means braille. the goal line becomes that much more critical. so hats off to these divers, and they're probably best in the world. they do dive a lot of sumps and that's exactly what this cave is. >> and you know some of them. have you heard from them? >> i have not heard from them. i do know rick stanton, on...
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