This is a train treck... SPIKES SPOT ATTACKING ROMNEY ON ABORTION, SPENDING, GUNS. AD HAD ALREADY BEEN DELIVERED TO STATIONS. HUCKABEE SAID HE CHANGED HIS MIND JUST BEFORE THE PRESS CONFERENCE, HOPES IOWA VOTERS WILL REJECT NEGATIVE ADS JUST AS HE HAS. LAUGHTER FILLS ROOM AS HUCKABEE SCREENS AD ANYWAY FOR MEDIA. SKEPTICAL QUESTIONS FROM REPORTERS ABOUT HIS PROFESSED CHANGE OF HEART, AS CAMERAS RECORD AD PLAYED ON GIANT SCREEN. ROOM FILLED WITH EASELS DISPLAYING OPPOSITION RESEARCH ON ROMNEY.