Before President-elect Barack Obama takes office next month, Defense Department officials hope to finish work on a series of security-related, what-if scenarios that could shape the incoming administration's Quadrennial Defense Review early next year, according to a senior Pentagon official. "The point has been to ensure that a suite of [Defense Planning Scenarios] . . . are available for the next team to pick and choose among -- to use or not use" during next year's QDR deliberations, said the...