Article Photos: Look at some scenarios for Election Day headaches

First lady Michelle Obama gestures during a campaign rally for her husband, President Barack Obama, Friday, Nov. 2, 2102, at Virginia State University in Petersburg, Va. (AP Photo/Steve Helber)

First lady Michelle Obama gestures during a campaign rally for her husband, President Barack Obama, Friday, Nov. 2, 2102, at Virginia State University in Petersburg, Va. (AP Photo/Steve Helber)