Gallery: Photos from Sept. 11

A red rose is placed on one of the reflecting pools at the National September 11 Memorial & Museum in New York.

From left, Sen. Chuck Schumer, R-NY, Democratic presidential nominee Vice President Kamala Harris, President Joe Biden, Michael Bloomberg, Republican presidential nominee former President Donald Trump and Republican vice presidential nominee Sen. JD Vance, R-Ohio, attend the 9/11 Memorial ceremony on the 23rd anniversary of the Sept. 11, 2001 terror attacks in New York.

A New Jersey police officer holds an American Flag before the start of the ceremony at the 9/11 Memorial on the 23rd anniversary of the Sept. 11, 2001 terror attacks in New York.

A handful of seashells were left near the Wall of Names at the Flight 93 National Memorial.

Flags and flowers are placed with the names of those killed during the Sept. 11, 2001, attacks at the reflecting pools at the National September 11 Memorial & Museum in New York.

Pirates designated hitter Andrew McCutchen watches the pitcher as he prepares to bat against the Marlins on Tuesday, at PNC Park.

Employees of United Airlines observe a moment of silence for their coworkers who were killed aboard United Airlines flight 93, prior to the Flight 93 National Memorial’s 23rd annual observance ceremony near Shanksville, Pa.

Penn Trafford’s Chad Pusateri takes out Latrobe’s Roman Agostoni Tuesday, at Greater Latrobe High School.

Flowers and a flag adorn one of the memorial benches outside the Pentagon before the start of a dawn 9/11 remembrance ceremony in Washington.

Fox Chapel’s Milo Chiu battles Seneca Valley’s Tyler Prex for a header during their game on Tuesday, in Jackson.

A ceremony marking the anniversary of the Sept. 11 terror attacks at the National September 11 Memorial & Museum in New York.

Sam Pulia, left, Willow Springs, Ill police chief, places flags on the bronze parapets at the 9/11 Memorial on the 23rd anniversary of the Sept. 11, 2001 terror attacks, Wednesday, in New York.