An example that sprung to mind while reading was the arson/suicide attack on Chicago's air traffic control facility late last year http://en.wikipedia.org/wiki

An example that sprung to mind while reading was the arson/suicide attack on Chicago's air traffic control facility late last year http://en.wikipedia.org/wiki/Chicago_Air_Route_Traffic_Control_Center#2014_fire http://en.wikipedia.org/wiki/Chicago_Air_Route_Traffic_Contr...