unit make the same journey on different flights. >> well, they can't be telling him now, but, of course, i'm sure they're trying to. thank you. thank you very much. >> back in tomsk, there was a surge in communications among the fsb unit and their bosses. if it was expected that navalny would die on the flight, they were now scrambling to deal with a very different situation. we enter a run-down apartment building on the outskirts of moscow, where operative oleg tayakin lives. my name's clarissa ward. i work for cnn. my name's clarissa ward. i work for cnn. can i ask you a couple of questions? was it your team that -- so you've said that you want to go back to russia. you're aware of the risks of going back. >> definitely. >> why do you want to go back?