The Electoral College is how the president of the United States is elected. In the U.S., there are 538 votes up for grabs between all 50 states and the District of Columbia. To win the election, a candidate needs to secure 270 electoral votes which is the majority of the College.

In the weeks before Election Day, polls showed a tightening national contest, along with a tossup in the key battleground states that will determine the outcome. The first polls will close at 8 P.M. E.

Whether Democratic candidate Vice President Kamala Harris or her Republican challenger former President Donald Trump is elected the 47th President of the United States is widely expected to come down to seven key swing states—Pennsylvania,

Only Ronald Reagan has carried Massachusetts in the last baker's dozen of presidential elections. But inside this deep blue state are persistent flecks of red. Here's a map of how every Bay State city and town has voted since 1972.