as they step out of that capsule, taking their very first steps for their mankind here in chile. pretty impressive and amazing. >> chris, i have a question for you. did you know it would be hot down there or did you think deep down in the either it would be freezing? >> one time as a kid i went down into a salt mine. i remember it being chilly. the mind may play trick on you. going spelunking. >> i went into a mine here. i had alfredo avalos, the father of the first miner who came up, he's a miner. and he took me in 30-degree pitch going down. the deeper we went, the warmer it got. it was just -- didn't expect that. i did not expect that. because i thing as a kid i went into crystal caves and i just