http : //whatreallyhappened.com/wrharticles/fiveisraelis.html [ 156 ] real time reaction by the president is provided in michael moores documentary fahrenheit 9/11 http : //www.fahrenheit911.com/ [ 157 ] navy officers at pentagon immediately realize first crash is terrorism , suspect pentagon could be attacked http : //www.historycommons.org/context.jsp ? item=a848pentagonatarget # a848pentagonatarget [ 158 ] military personnel responsible for defending u.s. airspace had false tracks displayed on their radar screens throughout the entire duration of the 9/11 attacks .