Unless he makes a serious mistake, what is going to stop him from doing so a month before the Iowa caucus? All these attacks are old news that most voters are aware.
Well, of course not ~ it may or may not have happened, but that's what the Mitbots and Obots are reduced to with Newt. Or, they can recycle old stuff ~ like delivery of divorce papers (when we already know SHE's the one who divorced Newt, and that was after she damaged his young psyche with extracurricular sex with a student ~ she's 7years older than him! Today we'd put her in prison.)