U.S. President Joe Biden dropped out of the 2024 Presidential race. He endorsed U.S. vice-president, Kamala Harris, to become the Democratic nominee for president. She is the first female US vice-president and would become the first female president of the U.S if she is officially nominated by the party at its convention and beats Trump in November. Apart from Kamala Harris, let's have a look at the most likely candidates to head the Democratic bid for the White House.