 I'm Sheri Preston. It didn't take long for Republicans to react to President Biden's historic withdrawal from the 2024 election and his immediate endorsement of Vice President Kamala Harris. ABC national correspondent Stephen Portnoy is in Washington. A statement from the leading pro-Trump super PAC describes the vice president as a weak on crime prosecutor when she served as San Francisco's district attorney. The group also says Kamala Harris owns Joe Biden's open border.