Trump’s visit and Abbott’s embrace of wall-building suit the governor and his political allies as short-term political strategy focused on the 2022 primary — and, of course, suit Trump’s megalomania and ambitions. But in the longer term, the strategy is fraught with the practical difficulties that have always plagued attempts to blockade the U.S.-Mexico border, and the question of whether there is any barrier — real or imagined — that can satisfy the impulses of the GOP base.

This article was written by JIM HENSON AND JOSHUA BLANK  of The Texas Tribune.  The Texas Tribune is a nonpartisan, nonprofit media organization that informs Texans — and engages with them – about public policy, politics, government and statewide issues.  This article originally appeared at: