area b so it could be with the controllers, be with the supervisors and look at the radar display. >> you wanted to see that plane? >> absolutely. walked up to the radar screens right in here, and went back and forth between the radar screens looking at the activity and take appropriate abbings and make the right decisions. >> with flight 11 not responding, controllers turned to other eyes in the sky asking other commercial airline pilots if they could spot the american airlines jet. one of the crews responding, united flight 175. >> you can see american 767 out there, please? >> okay, we're looking. negative contact. united 175, you have him at your 12:00 now? five to ten miles. >> affirmative. we have him. he looks about 29, 28,000. >> one of those planes you contacted was united. >> yes. >> and united was one of the