two tracks. the track of obstruction of justice, the track of collusion, conspiracy, corruption that essentially mueller is done with the first track and that s what we re seeing right now is a shift away from the obstruction case. we ve seen a lot you ve known a lot about the details of that, that he s basically done without a part of the interview that he wants to do with trump and we know these lawyers who are specialists, and bank fraud and money laundering that this is now the focus that he s now on and that we are as you just said now looking at almost a whole new investigation that could play out as you suggested for months and months to come. well, we don t have obviously a lot of insight into mueller and how his operation works but through our reporting we ve been able to understand that there are different parts of his house and they re able to do a lot of different things at the same time. there are investigators that have focused on the questions of
strategist and msnbc contributor. michael, let me read a little bit from your piece. you write some legal experts say the subpoena could be a sign that the investigation was intensifying, while others said it may simply have been a negotiating tactic to persuade mr. bannon to cooperate with the investigation. the experts also said it could be a signal to mr. bannon who s tried to publicly patch up his falling out with the president that despite mr. trump s legal threats, mr. bannon must be completely forthcoming with investigators. prosecutors generally prefer to interview witnesses before a grand jury when they believe they have information that the witnesses do not know or when they think they might catch the witnesses in a lie. tell us about the piece and the new reporting. well, we don t have a lot of insight into mueller s motivations here, but what mueller did was treated bannon differently than he s treated everyone else. in the last few months of last year, mueller had a bu