something else that's developing this morning. as we have now learned that rod rosenstein, the deputy attorney general, is going to stay on a little bit longer than expected. our justice correspondents, pete williams, julia ainsley here at nbc news say that according to a senior doj official, rosenstein recently discussed his previously planned upcoming departure with bill barr, the attorney general, and it was decided that rosenstein would stay on a little bit longer. asked whether we should read into that delay as an indication the mueller report might be delayed, the official decline to comment. remember, rosenstein had previously said his departure would come up mid-march. i think he even joked about it at a speech recently, talking about how it would be one of his last big speeches in that role. but here he is, extending his tenure. what does that say to you about the potential for the mueller report, given that rosenstein oversaw that for much of his tenure? >> so i would be hesitant to assume that rosenstein's departure date is pegged too closely to the mueller report. i think that there's one other factor here that we should think about, which is that the senate