 The announcement comes as a longtime Democratic member of Congress is now calling for President Biden to end his run for the White House. WTOP's Mitchell Miller today on The Hill. Texas Congressman Lloyd Doggett says the president's debate performance failed to provide the momentum his supporters had hoped for. And he says he needs to step aside for a different candidate who can defeat former President Trump. Julian Castro, a fellow Texan who ran for the Democratic presidential nomination in 2020, says he thinks Doggett's call could be just the beginnings.