current negotiations with prosecutors were unclear, including whether he would provide any information about the president. even before this news broke the russia investigation was clearly on the president's mind early this morning. president trump attacked the investigation on twitter. notably before commemorating the 17th anniversary of 9/11. also tonight, bob woodward is out talking about his new book as the white house continues to push back hard on his reporting and sourcing. earlier this evening woodward sat down with rachel maddow in this studio and talked about the remaining mystery about what went on during mike flynn's short tenure in this white house. >> is it clear to you from your reporting for the book why they waited 18 days after getting that warning about flynn from the justice department? >> i think sometimes decisions are not made, but they did fire him. >> ultimately. >> yeah.