- Firefighter Jeffrey Walz was killed in the attack on the World Trade Center
- Walz, 37, was last seen in the north tower
- His remains were identified by city medical examiner's office
The remains of a firefighter killed in the September 11, 2001, terror attacks at the World Trade Center have been identified, the New York City Medical Examiner's office said Friday.
Lt. Jeffrey P. Walz, 37, was identified after authorities retested remains that were recovered in the months following the attack.
Of the 2,753 people killed in the attack, more than 1,100 people have not had remains identified, according to Barbara Sampson, acting chief medical examiner.