"In 2004, Department of Homeland Security officials became fearful that terrorists might start using accidental dig-ups as a road map for deliberate attacks, and convinced the FCC to begin locking up previously public data on outages. In a commission filing, DHS argued successfully that revealing the details..."
--MORE-- http://wired.com/news/technology/0,70040-0.html?tw=wn_tophead_1 -Dennis
