Leon Panetta and Bill McCollum on the evidence against Trump

Let’s take a broader view of all the testimony in this week's public impeachment hearings. Leon Panetta was chief of staff under former President Bill Clinton and later served as director of the CIA and secretary of defense under former President Obama. Former Rep. Bill McCollum, R-Fla., served as one of the House managers for Clinton’s impeachment trial. They join Judy Woodruff to discuss.