Rep. Cohen: ‘We’ve been in an impeachment investigation for a while’

06:41

Rep. Steve Cohen (D-TN) joins Alex Witt to echo what other members of the House Judiciary Committee have revealed – that Democrats are deep into an impeachment investigation, even if not formally an inquiry. In the wake of Robert Mueller’s testimony on Capitol Hill, the House is seeking to obtain the Mueller report’s grand jury material as part of their investigation.