Only one more day until Tuesday's Election Day. Curious who is currently predicted to win? Here's what various national polls are saying

Election Day in the United States is now often considered Election Week, as each state follows its own rules and practices for counting ballots — not to mention the legal challenges — that can delay the results.

While it could take time before the presidential race is called, there are some things you can watch for this election night for clues on what's to come.