On Sept. 11, 2001, the deadliest terrorist attack in history occurred when 19 members of the extremist group al-Qaida hijacked four commercial planes, crashing them into the World Trade Center’s ...

You can also learn more about the heroic bravery of the rescue workers ... After the One World Observatory, we quietly walked around the north and south memorial pools of the 911 Memorial.

NEW YORK (WABC) -- Illnesses linked to the September 11 terror attack on the World Trade Center have now killed more members of the New York City Fire Department than ...