Detailed text transcripts for TV channel - CNN - 20180712:04:59:00
>> the entire dive you're basically from 2.5 kilometers or so to the back there's zero visibility on the way out. you're following the line with your hands and basically might have your eyes closed the whole trip. >> reporter: the boys were each strapped to two divers. it's grueling work for the divers securing the boys on the stretchers when they were on dry ground, covering them with silver thermal blankets and carrying them through that zero visibility through the cave system, swimming through the water, walking through the water, at all times being careful not to trip on jagged rocks in th...