Barack Obama's 'guns or religion' gaffe didn't flip votes. Gaffes seldom do. But many voters question whether Mitt Romney 'understands the problems of people like me' – and his claim that 47 percent of Americans 'believe they are victims' doesn't help.
A new attack ad accuses Mitt Romney of sending jobs overseas and stashing his cash in a Swiss account. Political scientists are dubious that attack ads are as powerful as some think they are.