WASHINGTON — They shrug at President Barack Obama and Republican challenger Mitt Romney. They’re in no hurry to decide which one to support in the White House race. And they’ll have a big say in determining who wins the White House.
One-quarter of U.S. voters are persuadable, according to an Associated Press-GfK poll, and both Obama and Romney will spend the next four months trying to convince these fickle, hard-to-reach individuals that only he has what it takes to fix an ailing…
