Pentagon officials have spent the past week both defending the size of the fiscal year 2018 defense budget request and pledging to seek larger spending increases in FY-19, but several defense analysts doubt the Trump administration can live up to its promises for a transformational military buildup. As some GOP lawmakers pan the FY-18 defense budget as only 3 percent higher than the Obama administration's plan, military brass and senior Pentagon civilians have begun looking to the FY-19 spending plan,...