Two planes hit the Twin Towers of the World Trade Center in New York, with the second strike 17 minutes after the first. The buildings were set on fire, trapping people on the upper floors ...

Watch as the Bell of Hope rings at St Paul's Chapel in New York City to mark the exact moment when the first of two planes hit the World Trade Center Twin Towers on September 11, 2001. The bell ...

Two planes hit the Twin Towers of the World Trade Center in New York, with the second strike 17 minutes after the first. The buildings were set on fire, trapping people on the upper floors ...