Deputy Defense Secretary Paul Wolfowitz told a Senate panel today the Defense Department would terminate a nascent futures market to predict terrorist attacks and their ramifications. The effort, reported by Inside the Air Force in January, was the brainchild of the Defense Advanced Research Projects Agency. In cooperation with a company called Net Exchange, based in San Diego, and the Economist Intelligence Unit, DARPA set up a Web site -- www.policyanalysismarket.org -- that would allow up to 1,000 traders to...