Events (4)

• (Between 8:46 a.m. and 9:03 a.m.) September 11, 2001: Deputy Mayor Calls Navy; Requests Air Cover Over New York 2001-09-11
• (After 9:37 a.m.) September 11, 2001: Aircraft Carriers Called to Defend US; Uncertainty Over When This Happens 2001-09-11
• After 9:59 a.m. September 11, 2001: New York Deputy Mayor Develops and Implements Emergency Strategy 2001-09-11
• (Shortly After 9:59 a.m.) September 11, 2001: Navy Commander Tells New York City Deputy Mayor He Has Permission to Send Planes Over New York 2001-09-11