On September 11, 2001, the hijackers abducted four planes, and simultaneously attacked multiple targets in the United States. A series of four coordinated terrorist attacks by the Islamic terrorist group al-Qaeda on the United States on the morning of September 11, 2001. The attacks killed 2,996 people




http://www.streetcurb.com/2016/09/on-this-day-in-history-terrorist-attacks-on-world-trade-center-and-pentagon-on-sep-11-2001/