I believe Mueller can't indict anyone without getting approval from the U.S. Attorney General's office. I don't see anything close to this happening with Whitaker in the acting AG post.
It's probably even less likely with Barr in the AG post as Sessions' permanent replacement.
35 posted on 12/15/2018 3:44:19 PM PST by Alberta's Child
("The Russians escaped while we weren't watching them ... like Russians will.")