Biden Blasts Obama Ad (Video)

Joe Biden blasts Barack Obama's campaign ad that mocks Republican presidential candidate John McCain, calling it "terrible" and saying he would not have approved the ad had he known about it.

Biden then tries to backpeddle when it is pointed out that Obama approved the ad and says, "I don't think anything was intentional about that, I think they were trying to make another point."

View the ad which was approved by Barack Obama below.