Re(13): On Trump's Declaring a National Emergency over the Border wall Posted on 2/4/2019 at 17:09:02 by Bill Crawford, (14)
The below-linked article discussing yesterday's announcement that 4,000 more troops will be sent to the Mexican border seems to me to be an effort to bolster Trump's argument citing military necessity as the basis for his re-directing military construction funds during his declared national emergency.
(Have another look at the article linked in the above comment).