Officials said early Thursday that everyone on board both aircraft is believed dead, which would make it the deadliest U.S. air crash ... the planes into New York's World Trade Center, a third ...

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 ... and the plane crashed in a field ...

David Paventi was on the 81st floor of the World Trade Center's North Tower when ... they began receiving messages saying a plane had crashed into their building. Then, they learned that a second ...

Both aircraft crashed into the river ... sending two of the planes into New York’s World Trade Center, a third into the Pentagon in Arlington, Virginia, and the fourth into a field in western ...

A hijacked American Airlines jet departed from Boston and crashed into the World Trade Center building in New York, killing all 92 people on board. Around 1,600 people also died on the ground.

A military Black Hawk helicopter and a passenger plane collided near Reagan ... Airlines jet departed from Boston and crashed into the World Trade Center building in New York, killing all 92 ...

Fatal crashes ... plane were killed. — Sept. 11, 2001: Nearly 3,000 people were killed as 19 al-Qaida hijackers seized control of four jetliners, sending two of the planes into New York’s ...

Fatal crashes ... plane were killed. — Sept. 11, 2001: Nearly 3,000 people were killed as 19 al-Qaida hijackers seized control of four jetliners, sending two of the planes into New York’s ...

They will first visit the site where planes brought down the World Trade Center's twin towers ... Flight 93 overcame hijackers and the plane crashed in a field, preventing another target from ...