Article Photos: Pushing Granny over a cliff: The ad that liberals used against Paul Ryan



U.S. Rep. Paul Ryan (R-WI) speaks after being announced as Mitt Romney's running mate in front of the USS Wisconsin on Aug. 11. (Getty Images)

U.S. Rep. Paul Ryan (R-WI) speaks after being announced as Mitt Romney's running mate in front of the USS Wisconsin on Aug. 11. (Getty Images)