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It's a nonstop sprint to the finish as President Obama and GOP challenger Mitt Romney speed through campaign stops in at least seven states Saturday, looking for support where each needs it most.

Mitt Romney delivered the official GOP response to President Obama's weekly address on Saturday. Media observers were surprised, however, that the challenger's address was released hours after the president's message.

The presidential candidates will be hopscotching among the handful of states that are most closely contested this weekend. President Obama begins campaigning Saturday where he left off Friday, in the all-important battleground of Ohio.

A Missouri couple never find political agreement. This year, they're putting their differences on display, with "his" and "hers" yard signs in support of the two major-party tickets.

President Obama and Mitt Romney are making their final push in the last weekend before Election Day. Their focus is on specific counties in certain battleground states where they hope their appearances will turn out supporters without turning off any voters still on the fence.

From a DVD claiming that President Obama's real father was a communist poet, to small-market TV ads of child readers urging support for the president, this campaign season has seen its share of outside-the-mainstream efforts to influence the election.

Tagg Romney's private equity firm is connected to the company that makes voting machines used in a couple of Ohio counties. Therefore, conspiracy theorists say, he could fix the election in his father's favor.

With the presidential election looking to be very close, the outcome could come down to relatively few votes in a battleground state. That has the political parties, state election offices and lawyers for the campaigns preparing a post-Tuesday strategy.

Mitt Romney dialed up the criticism of Barack Obama at campaign events across Virginia on Thursday. For most of this week, Romney held back from criticizing his opponent as Superstorm Sandy raged.

President Obama spoke to a boisterous crowd of about 10,000 people at the Coors Event Center on the University of Colorado campus in Boulder last night in…