WASHINGTON — More than half of Americans say they wouldn’t consider voting for Sen. Hillary Rodham Clinton for president if she becomes the Democratic nominee, according to a new national poll made available to McClatchy Newspapers and NBC News. The poll by Mason-Dixon Polling and Research found that 52 percent of Americans wouldn’t consider voting for Clinton, D-N.Y. Former Massachusetts Gov. Mitt Romney, a Republican, was second in the can’t-stand-’em category, with 46 percent saying they wouldn’t consider voting for him. Clinton has long been considered a politically polarizing figure who would be a tough sell to some voters, especially many men, but also Clinton-haters of both genders. Thursday’s survey provides a snapshot of the challenges she faces, according to Larry Harris, a Mason-Dixon principal. ‘Hillary’s carrying a lot of baggage,’ he said. ‘She’s the only one that has a majority who say they can’t vote for her.’ Clinton rang up high negatives across the board, with 60 percent of independents, 56 percent of men, 47 percent of women and 88 percent of Republicans saying they wouldn’t consider voting for her. Romney struggled most with women: 50.9 percent said they wouldn’t consider voting for […]