Some recent articles describing concern and coming fights over eminent domain
The Texas congressman is the sole Republican representing a congressional district along the U.S.-Mexico border
Note that in Texas, eminent domain is not just an issue for border walls, but also recent judicial ruling about high speed rail
It will be interesting to see how such cases about rail, power lines and pipelines then also intersect and effect both judicial rulings and legislation related to eminent domain.
Another article suggesting these cases could be in the courts for a while.
Another article wondering the legislative angle.