(Editor's Note: This story has been updated to include a comment from Senate Judiciary Committee Chairman Chuck Grassley (R-IA).) The Special Inspector General for Afghanistan Reconstruction has found a defunct Defense Department task force spent more than half of its $675 million in contract obligations on indirect costs and overhead not directly related to development projects in the war-torn country. In a full audit released today , SIGAR reports the Task Force for Business and Stability Operations (TFBSO) obligated...