Voters wait in line for the doors to Precinct 39 to open before casting their ballots on Election Day, Tuesday, Nov. 6, 2012, at the First Church of the Open Bible in Des Moines, Iowa. (AP Photo/Charlie Neibergall)

Photo by: Charlie Neibergall

Voters wait in line for the doors to Precinct 39 to open before casting their ballots on Election Day, Tuesday, Nov. 6, 2012, at the First Church of the Open Bible in Des Moines, Iowa. (AP Photo/Charlie Neibergall)