Transcript for New details emerge in Michael Flynn's cooperation
The latest on the Mueller investigation. After a court orders release of documents that raise questions about how president trump's team may have tried to influence the testimony of former national security adviser Michael Flynn. Pierre Thomas joins us from Washington. Good morning, Pierre. Reporter: George, good morning. That's right. We're getting new details about just how extensively Michael Flynn cooperated with the special counsel. In a newly released document suggested Flynn told prosecutors he was feeling pressure from the president and his supporters. Either he or his attorneys received communications with persons connected to the administration or congress that could affected his willingness to cooperate. The judge in the case is planning to read transcripts of his conversations with the Russian ambassador about president trump's sanctions targeting the Russians for hacking Hillary Clinton's emails. What did Flynn tell him? Looks like we'll find out. Flynn said he did not discuss those sanction, George. Still no congressional testimony from Robert Mueller. It appears the negotiations have stalled? Reporter: That's right. Attorney general Barr continues to say Mueller's free to testify but house judiciary chairman Jerry Nadler expressed frustration yesterday that he still can't get a date for testimony. My sources are suggesting the reclusive Mueller is not eager to be caught in the political cross fire but those negotiations continue, George. Thanks very much. Thousand to that big change
This transcript has been automatically generated and may not be 100% accurate.