If Barack Obama decided to change his vice president in the run-up to the 2012 election, who would make a good VP choice?

My response to question posted on Quora . . . The only way Obama would dump Biden if Biden got caught in some salacious scandal or Biden was suffering from a major medical illness that would impede his ability to do his job or the job of the president if something happened to Obama. The… Read More If Barack Obama decided to change his vice president in the run-up to the 2012 election, who would make a good VP choice?