A cascade of crises facing U.S. President Joe Biden's re-election campaign led him to drop out of the race, and some political analysts in Africa say he has prioritized the continent like no other American president. U.S. Vice President Kamala Harris aims to run for president. South Sudan’s national basketball team delivered a surprising performance over the weekend when the team nearly beat the U.S. men’s national basketball team in their final exhibition match before the Olympic games.