The Pentagon on Monday awarded engine manufacturer Pratt & Whitney a contract for spare parts with a multibillion-dollar ceiling that the Army, Navy, Air Force and Marines can all utilize -- one of many notable contracts handed down on the final day of fiscal year 2013. The Pratt contract announcement, issued Sept. 30 along with dozens of other awards spanning all of the military services and several Defense Department agencies, has a maximum value of $2.5 billion and will remain...