Watch Live: Sept. 11th memorial events
00:00Events are held in lower Manhattan in New York City, the Pentagon in Washington D.C. and in Shanksville, Penn. to observe the 18th anniversary of the September 11th attacks.
Events are held in lower Manhattan in New York City, the Pentagon in Washington D.C. and in Shanksville, Penn. to observe the 18th anniversary of the September 11th attacks.