In a special two-hour memorial episode of State of the Union, Jake is joined by Senator McCain's former Senate colleagues -his fellow Arizona Senator Jeff Flake, his longtime Republican colleague Susan Collins, and his friend Senator Amy Klobuchar. Jake also talks with former McCain adviser and close friend Steve Duprey, former adviser Mark McKinnon, and Presidential Historian Douglas Brinkley. Our panel of Dana Bash, Jay Carney, Bill Kristol, and Amanda Carpenter share their thoughts on McCain's legacy as well. Finally, Jake talks about why Senator McCain will be so missed in Washington. via Knit