LISTEN! His reaction is meaningless.  Its the reaction of those who protect him.  If this was an unknown attack from an unknown threat, why didnt they remove him from the building.  His being there was public knowledge.  If theï»¿ terrorists who were smarter than our entire trillion dollar defense system could take out the WTC then the SS should have thought wow this school could be next. but no, because he wasnt in any danger...you figure out why.