Over a solid economic report today. Mr. Trump lashed out on twitter at the credibility of his former attorney. A knowledgeable source tells nbc news that Michael Cohen is prepared to tell special counsel, Robert Mueller, that the president knew in advance of that now infamous tower meeting of 2016. I want to bring in hans nichols at the white house and ken delaney following the in and ouo ins and outs. Hahns, let me start with you there. What has been the response from the president and his son . Well, craig, as you mentioned there is a denial from the president but really there is a tone of the denial and counter punching that we have from President Trump taking aim at his old aid and former top adviser, and someone that knows a lot about the president s past. Look at what he said in the tweet. It is not so much he is criticizing but the suggestion that he retain bill and crooked Hillary Clintons lawyer. Gee, i wonder if they helped him made that i can that choice. The president is op