Democratic presidential nominee Joe Biden leaves after speaking Sunday at the National Constitution Center in Philadelphia.

TOPSHOT – Democratic presidential nominee and former Vice President Joe Biden leaves after speaking at the National Constitution Center in Philadelphia, Pennsylvania on September 20, 2020, to make a statement on the nomination for replacement of recently deceased Supreme Court Justice Ruth Bader Ginsburg. – US presidential hopeful Joe Biden urged Senate lawmakers to not vote on filling the Supreme Court vacancy left by Ruth Bader Ginsburg’s death until after the election in November. (Photo by ROBERTO SCHMIDT / AFP) (Photo by ROBERTO SCHMIDT/AFP via Getty Images)