 On Capitol Hill, Mitchell Miller, WTOP News. The list continuing to grow this weekend with Ohio Democratic Senator Sherrod Brown now calling on President Biden to end his campaign. He becomes the fourth Senate Democrat to urge Mr. Biden to exit the race. Despite all the calls for him to step aside, President Biden's campaign says he'll be back on the campaign trail soon, as soon as possibly next week. Biden campaign chair Jen O'Malley Dillon, Jen O'Malley Dillon, that is, tells NBC.