The bad news keeps piling up for New Gingrich. House speaker now tied for the lead with former Massachusetts Gov. Mitt Romney, each with 28 percent in a survey of likely Republican primary voters. Ron Paul is in third with 14 percent, a 5 point rise since CNN's last poll a month ago. Mr. Gingrich's lead in the polls – which was in the double digits for most of this month – has been steadily eroding, according to Real Clear Politics poll tracking, but the CNN survey is the first major national poll in over a month to show Gingrich...