In Iowa, which holds its caucuses on Jan. 3, Gingrich gets the support of 26 percent of likely caucus-goers (including those leaning towards a candidate) — a 21-point jump since October.

He’s followed by Romney at 18 percent (an eight-point decline), Texas Rep. Ron Paul at 17 percent (a five-point increase), Herman Cain at 9 percent (an 11-point drop) and Texas Gov. Rick Perry at 9 percent (a two-point dip). No other Republican presidential candidate gets more than 5 percent support among likely caucus-goers…

In New Hampshire, which holds its primary on Jan. 10, Romney continues to lead, getting the support of 39 percent of likely GOP primary voters. But that’s a six-point decline since October.

Romney is followed in the Granite State by Gingrich at 23 percent (a 19-point gain), Paul at 16 percent (a three-point increase), and former Utah Gov. Huntsman at 9 percent (a four-point jump). No other Republican candidate gets more than 3 percent support.