Long known as a swing state, Colorado has settled into the blue column for the past three presidential elections. When Barack Obama carried Colorado in 2008 and 2012, he was only the third Democrat to win the state since the Eisenhower era. The others were Lyndon B. Johnson in 1964 and Bill Clinton in 1992. See 2020 primary results
CNN will broadcast a projected winner only after an extensive review of data from a number of sources.
"Flipped seat" denotes a race where the 2020 projected winner is from a different party than the previous winner or incumbent.
Both Maine and Nebraska allow electoral votes to be split. In Maine, two of four electoral votes go to the statewide winner and one electoral vote goes to the winner in each of the two congressional districts. In Nebraska, two of five electoral votes go to the winner of the statewide vote. One electoral vote goes to the winner in each of Nebraska's three congressional districts.