CNN chief legal analyst Jeffrey Toobin warned that former FBI Deputy Director Andrew McCabe Andrew George McCabeGraham: Comey to testify about FBI's Russia probe, Mueller declined invitation Barr criticizes DOJ in speech declaring all agency power 'is invested in the attorney general' GOP votes to authorize subpoenas, depositions in Obama-era probe MORE is in "a really perilous condition right now," arguing President Trump Donald John TrumpHR McMaster says president's policy to withdraw troops from Afghanistan is 'unwise' Cast of 'Parks and Rec' reunite for virtual town hall to address Wisconsin voters Biden says Trump should step down over coronavirus response MORE is targeting him for prosecution.

McCabe was ousted in 2018 by then-Attorney General Jeff Sessions, who cited a report by the FBI's inspector general that found McCabe without authority gave information to a news outlet and lied about the leak.

Updated at 12:55 p.m.