Massachusetts is marking 25 years since the 9/11 terrorist attacks with a statewide moment of silence on Friday and special tributes.

The memorial opened seven years after the 2001 terrorist attacks. WBZ-TV's Penny Kmitt reports.

Two American flags are being carried from Boston to New York City to remember the lives lost in the Sept. 11 terror attacks 25 years ago.

Detailed timeline of terrorist attacks on New York City, the Pentagon and Western Pennsylvania, and others major events on Sept. 11, 2001.

Add Yahoo as a preferred source to see more of our stories on Google. The deadliest terrorist attack on American soil occurred 25 years ago today, shocking the nation and the world. On the morning of ...

The nature of terrorism is evolving, with technology at the forefront of the shift, according to former Boston Police ...