Photos: Sept. 11 attacks anniversary moments
The Nation paused to remember those who died or were injured in New York, Washington, D.C. and Pennsylvania during the terrorist attacks of Sept. 11, 2001.
Sept. 11 Anniversary
New York City firefighters with Ladder 10 Engine 10 firehouse salute during a moment of silence, Monday, Sept. 11, 2017, at the World Trade Center in New York. Thousands of 9/11 victims' relatives, survivors, rescuers and others gathered Monday at the World Trade Center to remember the deadliest terror attack on American soil. During the attacks of Sept. 11, 2001, 343 firefighters were killed. (AP Photo/Mark Lennihan)
Sept. 11 Anniversary
Traders on the floor of the New York Stock Exchange pause for a moment of silence on the 16th anniversary of the attacks on the World Trade Center, Monday, Sept. 11, 2017. (AP Photo/Richard Drew)
Sept. 11 Anniversary
Paul Murdoch, the architect of the Flight 93 National Memorial, rings the chime on a small ceremonial structure to symbolize the "soundbreaking" for the Tower of Voices on Sunday, Sept. 10, 2017, at the future site of the structure at the Flight 93 National Memorial in Shanksville, Pa. The 16th anniversary of United Flight 93's crash into a Pennsylvania field during the 9/11 terrorist attacks will mark the beginning of the end of a $46 million effort to transform the rural Pennsylvania crash site into a national memorial park. (Stephanie Strasburg/Pittsburgh Post-Gazette via AP)
Sept. 11 Anniversary
Candles in memory of the passengers and crew of United Flight 93, are carried to the Wall of Names at the Flight 93 National Memorial in Shanksville, Pa., Saturday, Sept. 10, 2017. (AP Photo/Fred Vuich)
Sept. 11 Anniversary
A couple embraces on the Brooklyn Promenade as the Tribute in Light rises above the lower Manhattan skyline Sunday, Sept. 10, 2017, in New York. The two blue pillars of light provide a visual reminder of how the Twin Towers, destroyed in the terrorist attacks of Sept. 11, 2001, once stood above the city skyline. (AP Photo/Mark Lennihan)
Sept. 11 Anniversary
The National September 11 Memorial and Museum are set for a memorial service, Monday, Sept. 11, 2017, in New York. Thousands of 9/11 victims' relatives, survivors, rescuers and others are expected to gather Monday at the World Trade Center to remember the deadliest terror attack on American soil. Nearly 3,000 people died when hijacked planes slammed into the trade center, the Pentagon and a field near Shanksville, Pa., on Sept. 11, 2001. (AP Photo/Mark Lennihan)
Sept. 11 Anniversary
James Taormina, whose brother Dennis Taormina was killed during the Sept. 11 attacks stands by the side of the north waterfall pool before the a ceremony at ground zero in New York, Monday, Sept. 11, 2017. Holding photos and reading names of loved ones lost 16 years ago, 9/11 victims' relatives marked the anniversary of the attacks with a solemn and personal ceremony. (AP Photo/Seth Wenig)
Sept. 11 Anniversary
People hold up signs with the names and pictures of victims of the 9/11 terrorist attacks during a ceremony at ground zero in New York, Monday, Sept. 11, 2017. Holding photos and reading names of loved ones lost 16 years ago, 9/11 victims' relatives marked the anniversary of the attacks at ground zero with a solemn and personal ceremony. (AP Photo/Seth Wenig)
Sept. 11 Anniversary
A man stands at the edge of a waterfall pool at ground zero during a ceremony on the 16th anniversary of the 9/11 attacks in New York, Monday, Sept. 11, 2017. Holding photos and reading names of loved ones lost 16 years ago, 9/11 victims' relatives marked the anniversary of the attacks with a solemn and personal ceremony. (AP Photo/Seth Wenig)
Sept. 11 Anniversary
An American flag stands over the names of the victims of the 9/11 terrorist attacks before a ceremony at ground zero in New York, Monday, Sept. 11, 2017. Holding photos and reading names of loved ones lost 16 years ago, 9/11 victims' relatives marked the anniversary of the attacks at ground zero on Monday with a solemn and personal ceremony. (AP Photo/Seth Wenig)
Sept. 11 Anniversary
A man wears a t-shirt commemorating the attacks of September 11, 2001, as President Donald Trump speaks during the September 11th Pentagon Memorial Observance at the Pentagon on the 16th anniversary of the attacks, Monday, Sept. 11, 2017. (AP Photo/Jacquelyn Martin)
Sept. 11 Anniversary
West Virginia National Guard Staff Sgt. Sean Ruth, right, mourns the loss of his father, Army Chief Warrant Officer 4 William Ruth, who died in the September 11 attack on the Pentagon, while at the September 11th Pentagon Memorial on the 16th anniversary at the Pentagon, Monday, Sept. 11, 2017. He was visiting with his family including his daughter Ayslynn Ruth, 4. (AP Photo/Jacquelyn Martin)
Sept. 11 Anniversary
President Donald Trump and first lady Melania Trump stand as "Taps" is played during a ceremony to mark the anniversary of the Sept. 11 terrorist attacks, Monday, Sept. 11, 2017, at the Pentagon. (AP Photo/Evan Vucci)
Sept. 11 Anniversary
John Pristas, a firefighter for the Cranberry Township Volunteer Fire Company, blows "Taps" on a trumpet during a ceremony in marking the anniversary of the terrorist attacks of Sept. 11, 2001, at their 9/11 Memorial in front of the station on Monday, Sept. 11, 2017, in Cranberry, Pa. Butler county. (AP Photo/Keith Srakocic)