The Predator unmanned aerial vehicle, which is being used by U.S. forces in Afghanistan against the Taliban, was recently deemed ineffective and unsuitable for military operations by the Pentagon's director of operational testing, according to documents and sources. The report is based on testing of the UAV that predates its deployment in Afghanistan. It puts the Pentagon's operational test directorate at odds with Air Force testers who see the program as troubled but still effective and suitable enough for military...