September 11 Attacks: It Was 17 Years Ago Today On a Tuesday

From Wikipedia.

Wikipedia refers to the event as the "September 11 Attacks."  But, it also is referred to as "9/11"  I call it "9-11."

It was a series of four coordinated terrorist attacks by the Islamic terrorist  group al-Qaeda against the United States on Tuesday, September 11, 2001.

The attacks killed 2,996 people, injured over 6,000 others and caused at least $10 billion in infrastructure and property damage.  Additional people died of 9/11-related cancer and respiratory disease in the months and years following the attacks.