New York City marks the 21st anniversary of the September 11 terror attacks

9/11 Commemoration Ceremony at the National 9/11 Memorial and Museum on September 11, 2022 in New York City. This year marks the 21st anniversary of the terror attacks of September 11, 2001, when the terrorist group al-Qaeda flew hijacked airplanes into the World Trade Center, Shanksville, PA and the Pentagon, killing nearly 3,000 people. Vice President Kamala Harris and Secretary of Homeland Security Alejandro N. Mayorkas were in attendance for this year's ceremony.