 He's going to continue to focus on the American people. NPR's Deirdre Walsh says Texas Democratic Congressman Lloyd Doggett is the first sitting member of Congress to call on Biden to drop out of the race for president. Lloyd Doggett represents a very blue district based in Austin. He says Biden has been running behind Democratic senators in key states and has been trailing GOP presumptive nominee Donald Trump in some key places. He hoped the debate would change that, and it didn't.