you mentioned jeremy cahill, love this guy and others.ht personal to the extent you're possible -- if i get personal to the extent you're possible. what happens when you do these films, particularly about a guy they want more than anyone else in the world now. what happens to a filmmaker who decides to do this kind of work, particularly engaging a guy like edward snowden -- what's your life been like? >> i mean, right now i'm based in berlin. but i also have a home in newì(lc& york. i've been working between. but i relocated to berlin to work on this film about the nsa because of my experience of being put on a watch list. i was -- >> you went to berlin to do a movie about our nsa? >> right. >> but that because why? >> because starting in 2006, i started being detained every time i would cross the u.s. border. i would be pulled aside and would be questioned. and i'd have my photo -- my notebooks photocopied i've had my computer confiscated. this went on for six years. every time i traveled. as a journalist entrusted with protecting source