It's the end to a busy week on the impeachment front. House Speaker Nancy Pelosi vowing that the President will be held accountable as the impeachment inquiry moves forward. Today we heard from Marie Yovanovitch, the former U.S. ambassador to Ukraine. And, the U.S. Ambassador to the European Union, Gordon Sondland confirmed that he will testify before the House committees, next Wednesday. We spoke to Margaret Talev, Politics and White House Editor at Axios.