Americans are remembering 9/11 with moments of silence, readings of victims' names, volunteer work and other tributes 21 years after the deadliest terror attack on U.S. soil. Victims’ relatives and dignitaries convene at the places where hijacked jets crashed on Sept. 11, 2001 — the World Trade Center in New York, the Pentagon and a field in Pennsylvania.
21st Anniversary of 9/11 Terror Attacks in Photos

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A visitor looks at the Wall of Names before a ceremony commemorating the 21st anniversary of the Sept. 11, 2001 terrorist attacks at the Flight 93 National Memorial in Shanksville, Pennsylvania, Sept. 11, 2022.

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U.S. Vice President Kamala Harris and Second Gentleman Doug Emhoff walk through the 9/11 Memorial in New York City, Sept. 11, 2022

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Names of victims are read during a remembrance ceremony at the 9/11 Memorial in New York City, Sept. 11, 2022, on the 21st anniversary of the attacks on the World Trade Center, Pentagon, and Shanksville, Pennsylvania.

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A member of the New York Fire Department salutes during a remembrance ceremony at the 9/11 Memorial in New York City, Sept. 11, 2022