(Editor's Note: The spelling of the F-22A pilot's name in the last paragraph has been corrected.) The Defense Department's inspector general has launched an independent assessment of an Air Force report that blamed a fatal F-22A Raptor crash on the pilot despite a malfunction in the aircraft's oxygen-supply system. Randolph Stone, the deputy inspector general for policy and oversight, sent a Jan. 25 memo to Air Force Secretary Michael Donley announcing the new assessment of the Accident Investigation Board...