at this point. what's interesting at this point, wolf, is that the fbi is looking -- is running into a few new obstacles because of all the publicity related to this investigation and all the press coverage. we know we're told that some of the communications between some of these associates in trump world and the russians has ceased. and we also are sold that the russians have changed the way they communicate. so that makes it all the more difficult for the fbi to monitor what they're doing. >> evan perez doing excellent reporting with our team. thank you so much. i want to go to cnn's senior congressional reporter manu raju. he's also live up on capitol hill where the chairman of the house intelligence committee is now explaining his decision to brief the news media and the president over at the white house before actually briefing members of his own committee about surveillance that may have picked up trump team communications. apparently devin nunes now offering some sort of apology to