Mon. guest list: Claire McCaskill, Mike Barnicle, Jon Meacham, Julia Ainsley, Pablo Torre, Katty Kay, Michael Beschloss, Gabe Gutierrez, Ali Vitali, Fmr. Amb. Michael McFaul, Keir Simmons, Anand Giridharadas, Doris Kearns Goodwin, Andrea Mitchell, Lindsay Chervinsky, Rev. Al Sharpton, Chris Matthews, Jeremy Peters, Vaughn Hillyard