this time, romney's firing his mud at rick santorum. romney and his superpack have spent a staggering $20 million attacking federal republicans. why? because romney's trying to hide from his big government romneycare. >> let's bring back the panel. steve, you're an ad maker. what's interesting here, the difference we're seeing in the campaigns. rick santorum's campaign was a old-style infrastructure campaign around him. newt's campaign never came up with a real response to romney attack. as we see, we don't know if there's any real money behind this response. santorum already with a response. >> there's a thing about this ad that every ad maker loves is it's a memorable ad. you see it one time and you remember it. people have to see it five or