Obama Gives Some News To John McCain

20th Democratic Presidential Debate

Chuck Todd: "Overall, it's hard to see this debate as changing the trajectory of this race; Obama was a bit more defensive tonight than last week and had more stumbles tonight than in more recent encounters... It's hard to pick a winner; Clinton was more prepared but Obama survived and that's probably the name of the game for him at this late date in the campaign."

Rick Klein: "That was an exhausting 90 minutes -- just to watch. Probably as close to a draw as you can imagine -- really, two very talented politicians and debaters fighting it out extremely closely."

Marc Ambinder: "Bottom line: did this, the 20th debate, change much? Probably not."

Mark Halperin: Obama B+, Clinton B-