Clinton, Trump target North Carolina as Clinton holds slight lead

By Emily Stephenson and Amanda Becker MIAMI/PHOENIX (Reuters) - Democrat Hillary Clinton and Republican Donald Trump head to North Carolina on Thursday in a final effort to shore up support in the swing state as two polls showed Clinton maintaining a narrow lead nationally just days ahead of the Nov. 8 presidential election. The surveys by the New York Times/CBS and the Washington Post/ABC echoed other national polls that have shown Clinton with a slimmer lead over Trump since the re-emergence l