1. Carnegie Hall Auditorium Opens In September

    April 03, 2003 12:00 AM EST -week festival featuring Youssou N'Dour, Yo-Yo Ma, Pierre Boulez, and John Adams. Zankel Hall, under the main auditorium, has a movable floor and stage, and can seat 540 to 644, depending on whether t Carnegie Hall's new auditorium will open Sept. 12 with a two-week festival…