The _____ arrived within moments of the terrorist attack.

Before the tower ____, people followed orders to evacuate.

Hope of finding survivors ____ by nightfall.

Passanger from flight 93 realized their plane was ________.

New York's ____ community helped evacuate people by ferries and boats.

The rescue dog that saved the last 911 survivor was____.

Many of the emergency personel died by falling ____.

Medical personel helped people by using ____ clinics.

A ___ was created after ground zero was cleaned.

How many dogs were needed on 911?

How many firefighter died in the scene?

How many police officers died?

What was the number of the flight that crashed in Pennsylvania?

Which one did not take part as heroes in 9/11?

What was the year of this tragedy?