washington president donald trump sign executive order friday initiate government-wide review u.s. defense industry suggest change strengthen review intend identify address potential weak point defense manufacture base include company could go business leave gap supply chain u.s. weapons systems say peter navarro white house national trade council director executive order ask recommendations possible legislative regulatory policy change would improve support defense industry call significant national priority america defense industrial base face increase gap capabilities navarro say one company u.s. repair propellers navy submarine add brief reporters defense analyst howard rubel investment bank jefferies co say free market far do reasonably good job want invest buggy whip suppliers one supplier add important recognize unite state sometimes buy cheaply ally review mandate executive order lead pentagon conduct concert department labor department homeland security well government agencies skilled labor also big part huge military buildup trump promise project american power industry already show initiative address skilled labor shortage include metal trade navarro say remark trump order review strengthen u.s. defense industry