Paragraph: (Sept11-reports/oanc-chapter-1-23.txt)
Sent 1: According to the radar reconstruction, American 77 reemerged as a primary target on Indianapolis Center radar scopes at 9:05, east of its last known position.
Sent 2: The target remained in Indianapolis Center's airspace for another six minutes, then crossed into the western portion of Washington Center's airspace at 9:10.
Sent 3: As Indianapolis Center continued searching for the aircraft, two managers and the controller responsible for American 77 looked to the west and southwest along the flight's projected path, not east-where the aircraft was now heading.
Sent 4: Managers did not instruct other controllers at Indianapolis Center to turn on their primary radar coverage to join in the search for American 77.
Sent 5: In sum, Indianapolis Center never saw Flight 77 turn around.
Sent 6: By the time it reappeared in primary radar coverage, controllers had either stopped looking for the aircraft because they thought it had crashed or were looking toward the west.
Sent 7: Although the Command Center learned Flight 77 was missing, neither it nor FAA headquarters issued an all points bulletin to surrounding centers to search for primary radar targets.
Sent 8: American 77 traveled undetected for 36 minutes on a course heading due east for Washington, D.C. By 9:25, FAA's Herndon Command Center and FAA headquarters knew two aircraft had crashed into the World Trade Center.
Sent 9: They knew American 77 was lost.
Sent 10: At least some FAA officials in Boston Center and the New England Region knew that a hijacker on board American 11 had said "we have some planes."
Sent 11: Concerns over the safety of other aircraft began to mount.
Sent 12: A manager at the Herndon Command Center asked FAA headquarters if they wanted to order a "nationwide ground stop."
Sent 13: While this was being discussed by executives at FAA headquarters, the Command Center ordered one at 9:25.
Sent 14: The Command Center kept looking for American 77.
Sent 15: At 9:21, it advised the Dulles terminal control facility, and Dulles urged its controllers to look for primary targets.
Sent 16: At 9:32, they found one.
Sent 17: Several of the Dulles controllers "observed a primary radar target tracking eastbound at a high rate of speed" and notified Reagan National Airport.
Sent 18: FAA personnel at both Reagan National and Dulles airports notified the Secret Service.

Question: By 9:25, FAA's Herndon Command Center and FAA headquarters knew two aircraft had crashed into the World Trade Center and they knew what was missing? (true/0)

All radar center data
Communication with the FAA
Primary targets
Flight 77

Question: What was ordered at the Command Center at 9:25? (false/1)

A "nationwide ground stop."
Stand down
Attack
Grounding

Question: The Dulles terminal control facility, and Dulles were urged to have their controllers look for primary targets and they found one at what time? (false/2)

Just before 9:30
9:21
Just after 9:30
9:32

Question: Which officials knew there was a highjacker aboard (false/3)

Question: At 9:32, what did they find? (true/4)

Found one
The cause of the radar malfunction
A primary radar target
A primary radar target tracking eastbound at a high rate of speed
Found 2
A manager able to order a nationwide ground stop

Question: What caused concerns over the safety of other aircraft began to mount? (true/5)

We have some planes
No contact
Hijacker on Board
A hunch
They knew they had lost American 77 and At least some FAA officials in Boston Center and the New England Region knew that a hijacker on board American 11 had said "we have some planes

Question: What target crossed into Washington Center's airspace at 9:10? (true/6)

United 88
Helicopter
American Flight 77
Airplane

Question: Why didn't the Indianapolis Center notice Flight 77 turn around? (true/8)

Controllers were looking to the west and southwest
They could not find Flight 77
Radar coverage was blocked by the hijackers
Command center radar was not operating
Because they were told not to focus on it
Managers did not instruct other controllers at Indianapolis Center to turn on their primary radar coverage to join in the search for American 77
The aircraft was east of its expected position

Question: How long did American 77 stay on the Indianapolis Center Radar? (false/9)

Question: What target remained in Indianapolis Center's airspace, then crossed into the western portion of Washington Center's airspace at 9:10. (true/10)

The command center
Herndon Command Center
American 11
Flight 77

Question: When did Dulles detect a primary target that triggered them to alert Reagan National Airport? (true/11)

Morning
9:25
At 9:32
At night

Question: What was one of the mistakes besides the air traffic control search that lead to America 77 flying for 36 min. undetected? (false/12)

Didn't turn on radar
Wrong airline
Wrong channel
Neither it nor FAA headquarters issued an all points bulletin to surrounding centers to search for primary radar targets
Looked in the wrong direction

Question: Who notified the secret service (true/13)

Question: Which commandments went searching for American 77 (true/14)

Last updated: Mon Apr 16 04:55:33 EDT 2018
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