Let's read this week's Happenings stories. Just click below!

Dateline : September 11
In 2001, in the US, four airliners are hijacked. Two are intentionally crashed into the World Trade Center in New York City, which collapses shortly after. Another airliner hits the Pentagon in Washington, D.C. The fourth plane crashes into a field in Shanksville, Pennsylvania. Nearly 3,000 people are killed in the coordinated attacks.