"This is a historical, transformational, and proud moment for... all women of colour, all Black women, and all South Asian women," Bollywood actress Priyanka Chopra tweeted.

Willis defeated six-term Fulton County District Attorney Paul Howard, and her former boss, in Tuesday's runoff. Howard has been dogged by scandal, including his handling of the Rayshard Brooks case.

Martin Luther King Jr. and Malcolm X are frequently seen as opposing forces in the struggle for civil rights but Peniel Joseph, author of The Sword and the Shield, says the truth is more nuanced.

In their first joint appearance since Joe Biden announced Kamala Harris as his vice presidential running mate, the two deliver remarks in Biden's hometown of Wilmington, Del.