The sky was clear and blue. The gray towers stood, both guarding and welcoming, at the gateway to the nation. Out of nowhere came the impact, the blaze, the smoke -- and then the towers were gone. When the dust and flames finally cleared, a new world had emerged. More.

Many of those who died left behind children who were so young they never got to know their parents. A new generation has grown up over the past two decades with few if any memories of those they lost; perhaps just a hazy glimpse that continues to fade over the years, or a faint echo of a voice. More.

Relatives of the victims of the Sept. 11 attacks called Thursday for the Justice Department's inspector general to investigate the FBI's handling of evidence from its investigation into the hijackers and their associates, saying certain records are apparently missing or lost. More.

In 1992, urban archaeologist Sherrill Wilson was scouting for space for a lab and research center in the World Trade Center, and an office manager had suggested the 67th floor of the North Tower. More.

An art exhibit in New Canaan features works inspired by the events of 9/11. The Voices Center for Resilience held the opening reception Wednesday for its 20th anniversary art exhibit at the Silvermine Arts Center. More.

This year will mark the 20th anniversary of 9/11 and the terrorist attacks on the United States. On Saturday, September 11, the nation will come together to remember the 2,977 people that died as a result of that fateful day. More.

New York City is hundreds of miles away, but the events of Sept. 11, 2001, reached across the entire globe. The attack — when four hijacked airplanes crashed into the Twin Towers of the World Trade Center, the Pentagon, and a field north of Shanksville, Pennsylvania — killed nearly 3,000 people that day. More.

Cable television networks and streaming services will mark the 20th anniversary of the Sept. 11 attacks with new documentaries and hours of special programming. More.