NEW YORK--New York Army National Guard Sgt. 1st Class Norberto Carrasquillo explains the history of the 1st Battalion 69th Infantry to New York City residents taking part in the annual "Tour New York " program. The event allows residents to visit historic buildings they would not otherwise get a chance to see; in this case the Lexington Avenue Armory where the 1-69th is headquartered. Volunteers from the unit and former members who are part of the units Regimental staff and Veterans Corps served as greeters and presenters for the visitors on the armory’s history collections and displays which date back to the unit’s founding and service in the civil War.