I figure pretty much any statement or speculation as been printed, so it's likely that you saw that assertion.
Docket for United States v. FLYNN - District of Columbia Fed. Dist. Court Case 1:17-cr-00232
No motion to vacate.
-- I think Sessions is quietly taking down this cartel a little at a time. --
I don't think he is asleep at the switch. There is lots of rot to root out, and he can't (and shouldn't even try to) do it single-handedly. Some pretty big fish are going to be in a hot kettle. By the book.