CHARLOTTE, N.C. -- North Carolina Gov. Bev Perdue shook the 2012 outlook for Democrats on Thursday with the unexpected announcement that she will not seek re-election in November. It was a particularly unwelcome surprise to President Obama's re-election campaign. Bucking recent electoral map history, the Obama-Biden ticket carried the Tar Heel state in 2008, and Democrats hope to do it again --... (Read Full Article)