Former Amb. Bill Taylor on Alexander Vindman, Mike Pompeo and Ukraine

Bill Taylor served as the top American diplomat in Ukraine following the dismissal of Amb. Marie Yovanovitch. The former ambassador was a key witness in the House impeachment inquiry and subsequently left his post. Taylor sits down with Nick Schifrin to discuss the firing of Lt. Col. Alexander Vindman, his view of Sec. of State Mike Pompeo and why Ukraine is a critical strategic ally of the U.S.