Continued from page 1

He created a new headache for himself a day later, telling an Ohio TV station that he opposed Republican Senate legislation that critics say would limit insurance coverage of birth control. The comment riled some conservatives. Romney aides quickly sought to fix the mistake and the candidate reversed himself in a second interview, saying he misunderstood the question.

Despite the campaign’s quick damage control, the flap highlighted anew Romney’s struggles to win over conservatives who make the base of the Republican electorate — and his challenges ahead.