Obama is intelligent enough to know that Obama-Hillary ticket that's Almost Unstoppable Arancide.
Since the beast can not win no matter what even if she wins big Pennsylvania (go to: http://www.cnn.com/2008/POLITICS/02/29/delegate.counter/index.html to find out)
Arcanscide might be the only option to put the monster on top.
I’m calling Hillary the Tracy Flick (movie “Election”) of national politics now. LOL.