Were marking President Trumps first 100 days in office. Im jake tapper. And were going to begin with some breaking news in our politics lead. Major developments in what could be the most jampacked and crucial week of Donald Trumps presidency so far. In just the past few hours, the Senate Intelligence committee met behind closed doors about the investigation into possible coordination between trump advisers and the russian government in the 2016 election. The white house brushed off questions about their former National Security adviser after a key republican lawmaker suggested that Michael Flynn might have broken the law. And a federal court just struck down another key piece of president jumps agenda. A judge this time blocking part of an executive order that would cut off federal funding for sanctuary city that protect undocumented immigrants. All the while theres this looming threat of a federal Government Shutdown. Cnns senior White House Correspondent jeff zeleny is live on the no