Across the country, ceremonies are being held to honor the thousands killed in the Sept. 11, 2001 terror attacks, when commercial planes crashed into the World Trade ...

A haunting live NY1 broadcast from the morning of Sept. 11, 2001 shows the world suddenly change in real time — as the news segment shifts from mundane to terrifyingly tragic. Morning news anchor Pat ...

Fifteen years later, volunteers from the 9/11 Tribute Center describe how the events of September 11, 2001 changed their ...

On September 11, 2001, terrorists hijacked four planes, crashing two into the Twin Towers in New York City, one into the Pentagon, and the fourth into a field in Pennsylvania after passengers ...

Leagues and teams across the sports world are remembering those who lost their lives in the Sept. 11, 2001, terrorist attacks.

As thousands of first responders and emergency workers rushed to Ground Zero on 9/11, America's military also rapidly leapt into action. Chairman of the Joint Chiefs of Staff Gen. Dan Caine was the ...

NEW YORK — On Sept. 11, 2001, nearly 3,000 people were killed in a series of terrorist attacks in the United States. Two hijacked planes crashed into the towers at the World Trade Center in New York ...

Add Yahoo as a preferred source to see more of our stories on Google. AccuWeather.com Friday's weather will differ from conditions 25 years ago as the nation honors the victims of the Sept. 11 ...

As Americans mark the anniversary of the Sept. 11 terrorist attacks, many may wonder whether the day is a federal or state holiday.