GALLERY: AC Remembers 9/11 on 22nd Anniversary
On the morning of Sept. 11, 2001, the twin towers of the World Trade Center in lower Manhattan crumbled after being hit by Boeing 767s flown by hijackers.
![GALLERY: AC Remembers 9/11 on 22nd Anniversary](/content/images/size/w1200/2023/09/9-11-memorial-gallery2-5.jpg)
On the morning of Sept. 11, 2001, the twin towers of the World Trade Center in lower Manhattan crumbled after being hit by Boeing 767s flown by hijackers.