Tracking the Final Count: America Votes for President

A dramatic expansion in vote-by-mail posed complications for voters and led to legal fights after Election Day, but the biggest consequences will be felt in future elections. 

WILMINGTON, DELAWARE - DECEMBER 08: U.S. President-elect Joe Biden announces the members of his health team, including his pick for secretary of Health and Human Services Xavier Becerra, at the Queen Theater December 08, 2020 in Wilmington, Delaware. With the novel coronavirus pandemic continuing to ravage the country with daily records for infections and deaths, members of Biden's health team said they will make fighting COVID-19 the priority. (Photo by Chip Somodevilla/Getty Images)Photographer: Chip Somodevilla/Getty Images North America