Fox News senior judicial analyst Andrew Napolitano weighs in on Attorney General Jeff Sessions' decision to testify in an open hearing about his contacts with Russians during the 2016 election.

JUDGE NAPOLITANO: [Newt Gingrich] is partially right in that Bob Mueller is not neutral. Prosecutors are not neutral, they prosecute people!

They believe that their targets are guilty and they amass evidence to justify that belief, that is what they do. They fact that Bob Mueller and Jim Comey may be friends, and colleagues, is also of no [matter]