Events (4)

• 9:09 a.m.-9:10 a.m. September 11, 2001: Boston Center Controllers Give Cockpit Security Alert to All Their Aircraft 2001-09-11
• 9:03 a.m. September 11, 2001: FAA Command Center Learns of Hijackers’ ‘We Have Some Planes’ Communication 2001-09-11
• 9:03 a.m. September 11, 2001: Boston Center Tells FAA Regional Office that Hijackers Said ‘We Have Planes’; Office Suggests Notifying Military 2001-09-11
• 9:07 a.m. September 11, 2001: Boston Center Manager Wants Cockpit Security Warnings Sent to Aircraft 2001-09-11