No one can know until Nov. 6 whether 2012 will uphold Ohio’s record as the pre-eminent swing state or end its reign, but neither the Obama nor Romney campaign is taking a chance. …

A pair of political polls released last week suggest that President Obama is inching closer to the magic figure of 50 percent, a point after which it would be tough for Mr. Romney to reverse the direction of the election. …

A biting ad released in mid-May by the Obama campaign portrayed Mr. Romney as a greedy, job-killing corporate titan through his work with the investment firm Bain Capital that he formerly headed.
Bob Bennett, Ohio Republican chairman, says the state’s Romney campaign is ‘running on all cylinders,’ with door-to-door and phone-bank canvassing. Bob Bennett, Ohio Republican chairman, says the state’s Romney campaign is ‘running on all cylinders,’ with door-to-door and phone-bank canvassing.