gag order against roger stone, banning him or his attorneys from speaking to had media from the courthouse. the judge stating the court is concerned about tainting this potential jury pool. they're also closing in on paul manafo manafort. a judge is asked to sentence him to prison asap. mueller has expanded his list of witnesses broader than we previously new. news tonight that sarah sander was interviewed at least last summer or early fall. i'm joined by u.s. senator richard blumenthal from the judiciary committee and a former federal prosecutor. thanks for being here. >> thank you. >> when you look at these events coming together, bob mueller is on the job with a new boss, bill barr. and he's moving forward in all these ways. what does it mean to you? >> what it means is that more pieces in the mosaic are coming together. the walls are closing in on donald trump. and remember, it's not only the mueller investigation, but there's virtually no aspect or facet of trump world not under