>> what the president did was a very good first step, but i support the efforts of senators mccain and graham and others, to go beyond that and establish a broader deterrent. even beyond that, i think we need to look at every vector of this russian attack. >> we also heard at the news conference from the democrats that they want the administration to encourage the intelligence community to declassify the sources from their findings because if you read that public report, what you see is there really is not any backup data, and they feel this would make an even more convincing case to the public. >> jenna: thank you. >> you are welcome. >> jon: tomorrow the senate foreign relations committee takes up the nomination of rex tillerson to be secretary of state, and there could be a showdown between senators and the former exxonmobil ceo. lawmakers from both parties have questions about his ties to vladimir putin and his business dealings in russia. we're joined now by daniel