Participants attend a 9/11 Memorial Ceremony Sept. 9, 2022, at Hill Air Force Base, Utah, to honor those who died from the Sept. 11, 2001, terrorist attacks. The Sept. 11 attacks were one of the darkest days in history, with nearly 3,000 people killed.

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Photo credit: © Operation 2022 / Alamy / Afripics
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Keywords: 9/11, afb, guard, hill, honor, memorial, responders