Democrats make it official, nominate Biden to take on Trump

President Donald Trump speaks to a crowd of supporters at the Yuma International Airport Tuesday, Aug. 18, 2020, in Yuma, Ariz. (AP Photo/Matt York)

In this image from video, former Georgia House Democratic leader Stacey Abrams, center, and others, speak during the second night of the Democratic National Convention on Tuesday. (Democratic National Convention/ via AP)

FILE - In this Mar. 3, 2020, file photo, Democratic presidential candidate former Vice President Joe Biden, right, and his wife Jill attend a primary election night rally in Los Angeles. The Democratic Party’s attempt to adapt its typical convention rituals to a pandemic-induced virtual affair will be put through its paces Tuesday night. (AP Photo/Marcio Jose Sanchez, File)

Democratic presidential candidate former Vice President Joe Biden is seen in a video feed from Delaware with his wife Jill Biden, and his grandchildren at his side, after winning the votes to become the Democratic Party's 2020 nominee for President, during the second night of the virtual 2020 Democratic National Convention in Milwaukee, Wisc., Tuesday, Aug. 18, 2020. (Brian Snyder/Pool via AP)

In a screenshot from the livestream of the Democratic National Convention, presumptive Democratic presidential nominee former Vice President Joe Biden and Dr. Jill Biden together give a thank you speech with supporters during the virtual convention on Tuesday, Aug. 18, 2020. (DNCC/Getty Images/TNS)

NEW YORK — Democrats formally nominated Joe Biden as their 2020 presidential nominee Tuesday night, as party officials and activists from across the nation gave the former vice president their overwhelming support during his party’s all-virtual national convention.