Romney's failure to move above the 25 percent mark in national opinion polls throughout the year is a problem. But if Gingrich's support collapses in Iowa, which holds its nominating contest on January 3, Romney could have a respectable showing and pick up momentum going into the January 10 New Hampshire primary. Texas Congressman Ron Paul holds a narrow lead over Romney in most Iowa polls, with Gingrich having slipped to third. "Wonder why Gingrich's numbers are falling in Iowa? Romney (and Super PACs supporting him) are outspending Gingrich 34:1 this week," noted the Democratic strategy firm Anzalone Liszt Research....