From 1952 to 2000, Delaware picked the winner of the popular vote in every presidential election. The streak was broken in 2004, when the state voted for Democrat John Kerry over Republican George W. Bush. The state has voted Democratic in the last seven presidential elections. 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.