WASHINGTON - In 2000, it was a recount. This time, it could be a tie. Yes, get ready for the horrifying possibility that this election could prompt a worse constitutional crisis than the last one did. Four years after the electoral mess in Florida, the nation remains deeply polarized and polls in the swing states show a very real chance of an Electoral College tie. "It's not as unlikely as most people might imagine," said Electoral College expert Michael White at the National Archives. "There are only about 16 states in play this time, so it doesn't take much figuring...