rick santorum has launched a new attack ad today in michigan, painting romney as a gun toting mud slinking rombo, watch. mitt romney s negative attack ad machine is back. this time he is firing at rick santorum. romney has attacked fellow republicans. alice stewart is national press secretary for the santorum campaign. many of us know you from earlier campaigns but it s great to see you. great to be here. let s talk about the ad war in michigan. you are being out spent so far, we do not know whether there s going to be a big buy, but the portion of ads so par is romney out spending santorum. but santorum said he would not go negative and that was a