11:15 a.m. September 11, 2001: Defense Secretary Rumsfeld Speaks with President Bush
Defense Secretary Donald Rumsfeld speaks with President Bush, and tells him that the Department of Defense is working on refining the rules of engagement, so pilots will have a better understanding of the circumstances under which an aircraft can be shot down. [9/11 Commission, 7/24/2004, pp. 465] He also briefs the president on the earlier decision to go to Defcon Three (see (10:10 a.m.) September 11, 2001). [9/11 Commission, 7/24/2004, pp. 554]