William Rodriguez Events (3) (8:46 a.m.) September 11, 2001: Janitor Hears Explosion from WTC Basement 2001-09-11 (Between 8:50 a.m. and 9:03 a.m.) September 11, 2001: Janitor Hears Explosions and Other Strange Noises in North Tower 2001-09-11 June 2001: Janitor Claims to Witness 9/11 Hijacker inside World Trade Center