Vice President Kamala Harris joined former President George W. Bush at a ceremony on Saturday to honor the lives lost 20 years ago on United Airlines Flight 93.
The latest: The vice president will deliver keynote remarks and the 43rd president will also speak at the event in Shanksville, Pennsylvania.
Second gentleman Douglas Emhoff and former first lady Laura Bush are also attending.
President Biden and first lady Jill Biden will also visit Shanksville. Biden and the first lady began their day at a ceremony at Ground Zero in New York City. Later in the afternoon, Harris and the second gentleman will join the President Biden and the first lady at a wreath laying ceremony at the Pentagon.