stinkymountain writes, "Five years after 9/11, you'd think all of the nation's first responders would be on a state-of-the-art wireless network that would enable police, fire and other emergency personnel to talk to each other in case of a disaster. But they're not -- yet. Network World ran an investigative piece sketching why progress has been so slow, and describing the progress that has been made." The article leads off with a scenario that represents the toughest possible test for a first-responder network. Even the best imaginable networked system might bog down in the midst of "fog of war" situations.