ORLANDO, FL -- Air Mobility Command is preparing to change the way it manages aircraft fleets that could extend the life of its platforms and give them more flexibility to respond to operational needs. The Air Force's current fleet management approach is to assign platforms to particular wings and keep them with those units through the life of the platform. That approach gives wings ownership of aircraft, but according to Brig. Gen. Steven Bleymaier, AMC's director of logistics, it can...