and d were notifified that a secondnd plane hadad hit. and realizized at thatat pot that, obobviously, it wasas a terroririst atta. [s[sirens waililing] - frfrom a new y york city firefifighter, "drop p what you'r're doin, report t to your comompany. "a majajor disasteter is occug inin new york k city this mornining." [peoeople clamororing] - whwhen i got t to chief ga, whwho was the e commanderr for r the rescueue effort, i said, "c"chief, can n we t a helicoptpter up therere?" anand he said d to me, "no. itit would be e too dangere. therere's too mumuch fire."" and d then, he l looked at me anand he said,d, "we can n save everyrybody bebelow the fifire." [draramatic musisic] [sirens s wailing] - - all of us s were reactc, justst trying toto make peoe asas safe as p possible. no one knenew exactlyy whatat was goingng on. no o one knew if thehere were momore plan. no o one knew if therere was anothther targ.