 Now, at least one Democratic senator is calling on Biden to leave the race. Vermont's Peter Welch joins a growing chorus of House Democrats pushing the president to drop out. The White House is also sending some of President Biden's top advisors to Capitol Hill today to address concerns about his candidacy. More from WTOP's Mitchell Miller today on The Hill. Senior advisors Mike Donilon and Steve Reschetti are among those who plan to attend a caucus lunch