text:  members of Congress calling on him to step aside. Biden campaign officials continue to say that he is in it to win it. And they are trying to elevate the voices of members of Congress who support Biden staying in the race. There are plenty of them, including Speaker Hakeem Jeffries and members of the Congressional Black Caucus and Congressional Hispanic Caucus. But there have also been conspicuous silences from key Democratic Party leaders. And there are a lot of people who are