CNN CNN Newsroom Live January 12, 2016 05:09:00
He spends a lot of time there. hes written for a lot of different publications including "rolling stone." hes done a lot of these types of things. hes just a curious, interested guy. so it didnt surprise me at all that he would want to do something like this. especially when theres a bit of an adventure to it. he was in some very dangerous situations where he could have been killed. and i think that something about that risk appealed to him. and "rolling stone" was happy to go along for the ride...
Source: archive.org