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Joe Biden leads President Trump by 10 percentage points nationwide, from 53 percent to 43 percent, according to average national polls on Oct. 12. New post-ABC polls show Biden has a weak lead in Michigan and a much more significant advantage in Wisconsin. This is how the survey works and how it has changed since 2016.
How to vote: Find out the rules in your country and if you vote by mail, see how to make sure your ballot counts. The United States has already set a record for the number of people who have already voted. Do you have problems with voting? Let us know.
Wondering if what you saw about the vote is true? See here news, analysis and verification of facts for allegations related to the voting process.
7;s what we know when to expect results, including at key levels of swing.
Map of the electoral college: Who actually votes and for whom? Investigate how changes in turnout and voting patterns for key demographic groups could affect the presidential race.
Politics: Where Biden and Trump stand on key issues determining the election.
Battlefields: These are the 50 political states in America. Dive into Michigan, Wisconsin, North Carolina, Florida, Pennsylvania, Minnesota, Arizona, Georgia, Texas and Ohio, and sign up for The Trailer and get more states, plus more news and insights from the trail, in your inbox three days during the week .
Do you have questions about the election process? Ask us here.