On September 11, 2001, 19 al-Qaeda terrorists hijacked four US airliners and turned them into weapons of mass destruction. Nearly 3,000 people were killed, making it the deadliest terrorist attack in ...
8:45 a.m. (all times are EDT): A hijacked passenger jet, American Airlines Flight 11 out of Boston, Massachusetts, crashes into the north tower of the World Trade Center, tearing a gaping hole in the ...