US remembers lives lost in 11 September terror attacks 23 years later

On 11 September 2001 — a date that falls at the height of the US presidential election period every four years — four hijacked planes killed nearly 3,000 people.

US remembers lives lost in 11 September terror attacks 23 years later
On 11 September 2001 — a date that falls at the height of the US presidential election period every four years — four hijacked planes killed nearly 3,000 people.