Much of the apparent action so far has been out of the powerful, insular US Attorney's Office in Manhattan. Federal prosecutors from the Southern District of New York are investigating the Trump inaugural committee. Instead, Mueller's office has already tapped other parts of the Justice Department for support, especially the DC US Attorney's Office and the National Security Division. The DC US Attorney's Office -- which is led by Jessie Liu, Trump's pick for the No. Finally, there are two major question marks that Mueller never answered, and that remain as parts of ongoing investigations, according to recent court records.

Source: CNN March 24, 2019 12:11 UTC