Lev Parnas attorney calls for William Barr recusal

04:45

Rudy Giuliani associate Lev Parnas' attorney has sent a letter to Attorney General William Barr requesting that he recuse himself from the investigation into Parnas and appoint a special prosecutor. The letter was sent days after Parnas spoke with Rachel Maddow about his role assisting Giuliani in pushing Ukrainian officials to launch a probe of Joe Biden.