The new National Defense Strategy calls for “urgent change at a significant scale” to reposition the U.S. military for global competitions with China and Russia, but the Defense Department lacks a sound strategic analysis process to drive the tough budget decisions likely required for major transformation, according to the Government Accountability Office and former Pentagon officials who spent years crafting national security policy. The Pentagon's analytical shortcomings have also been noticed by Congress, which in the Fiscal Year 2019 National...