They're at the virtual fence, hence they can enjoy virtual hot chocolate, etc. YUM. I wonder what happened with Mexico's demand for a U.N. resolution condemning the U.S. building a REAL WALL on OUR side of the border? Did it fizzle along with Congressional funding?
Not that it would be the only way to keep aliens out... since far more reside here simply by overstaying visas.
Most likely it was put aside, once they saw that there is not a chance in hell it will get funded with the damnocrats in charge.