world tradeenter was being hit by a plane. karl rove got to the president and told the president a plane has hit the world trade center. the president went into a holdinroom. >> i called the president and said mr. president a plane has hit world tade center. he said that's a strange accident.d i said that i would call him back when we had more information. >> first moments, i called mayor giuliani right away and got him. right after i got off the phone withe him, i called the president he was in florida i was able to get im out of the conference and urge him to shutdown the air space over new york. >> the walk down was very calm. people in the staircase were well behaved, theywere calm. occasionally somebody would become anxio. but somebody else would put their arm around them and say it is okay, we are doing fine. we got around the mid 20s, we began to see firemen walking