Paul slams Romney as 'flip-flopper' in New Hampshire, Iowa ad

Ron Paul's presidential campaign for the first time is directly attacking rival Mitt Romney with campaign ads. 

The Paul campaign's new ad in Iowa and New Hampshire features a picture of Romney with "flip-flopper" stamped over it, as well as one of Newt Gingrich stamped "hypocrite."

For the full article on The Hill's Ballot Box blog, click here.