 That after a rough performance at Thursday's debate, Mr. Biden vowing to fight on top Democrats standing by the president publicly amid calls for him to step down and make room for another nominee. ABC senior White House correspondent Selina Way. The Biden campaign says the president dropping out of the race would only lead to weeks of chaos in fighting and would pave the way for Donald Trump to win. Their spin is that, yes, the debate was very, very bad, but at least the polling so far shows