Pence vows to fight subpoena in Trump probe, calling it ‘unconstitutional’

Pence vows to battle subpoena in Trump probe, calling it ‘unconstitutional’

Former Vice President Mike Pence slammed the Justice Division’s subpoena for his testimony within the investigation into former President Donald Trump, calling it unconstitutional, and vowed to take the battle to the Supreme Court docket. CNN’s Jessica Schneider studies.