Article Photos: Momentum vs. math in election's final full week



President Barack Obama talks with supporters after arriving in Manchester, N.H. for a campaign stop Saturday, Oct. 27, 2012. (AP Photo/Winslow Townson)

President Barack Obama talks with supporters after arriving in Manchester, N.H. for a campaign stop Saturday, Oct. 27, 2012. (AP Photo/Winslow Townson)