 Three Democratic members of Congress have already called on Biden to quit the race. And attention is turning to Vice President Kamala Harris, who stood with the president to watch the 4th of July fireworks and has been increasingly at his side as he navigates perhaps the toughest week of his political career. ABC's Rachel Scott. Tropical storm Beryl now taking aim at Texas, expected to restrengthen this weekend to a Category 1 hurricane. It could bring life-threatening storm surges and flash flooding.