the presidet announcedhat his positions are on tariffs, on steel and aluminum some wheredo things go in the congress with this kind of dissension amongst republicans? rst i guess the question is can congress do anything. yes, they have that power. the constitution grants congress clear power here, but they would need a two-thirds vote to override the president on any terry mcaiffe -- tariff policy that he promotes. congress would have to vote on ariff. it's not clear how many votes they would have. talking to members ofongress, these are smart people they've done this a long time. there are two tangible approaches from republicans, one, hope the president changes his mind, and the work hope the president changes his mind. i can't convey enough how utterly members esof con will react to this because they have free trade in their veins. >> woodruff: we've see dissension before, but we're in >> this is not just by party this is regional. some democrats like joe manchin of west virginia w love wha the democrat -- president is doing. the b iger storythis is a struggle over a balance of po

what wheredo where do we go from there? >> the reason i said the u.s. is more vulnerable than russia is because we sore much more dependent on computers and networks and information systems that underpin our day on this-day lives. frefrg groceries showing up in the grocery store and gas showing up in gas stations on time to the network that supports your debt card to pay for those things to the power that goes to your house. all of those things are inter2009 inter20inte intertwined. there's a report on the dhs website that talks about the intertwined financial telecommunications and electrical power and critical infrastructure and how if any one of those goes down, everything goes down. >> the good newsy think we're approaching parody in terms of lines on the internet. maybe not all of russia but certainly key parts in len nin grad, pardon me, in sapt petersburg, moscow. by the way, hold your hands up again and this time every time i say that more people hold up their hands. just pass the microphone along apps we go and that will save a little time. but