The veepstakes: Walker’s up, Christie’s down (VIDEO)

As we noted earlier today, we are less than a month and a half away from the conclusion of the veepstakes. (!)

That means it’s crunch time for politicians who would love to be on the ticket with Mitt Romney.

In our weekly veepstakes video, we take a look at three contenders who are making moves, and whether their stock is rising or falling.