Why Trump’s wall with Mexico is so popular and why it won’t work | International News Live Blog

https://internationalnewsliveblog.wordpress.com/2017/01/25/why-trumps-wall-with-mexico-is-so-popular-and-why-it-wont-work/

David Cook Martín, Grinnell College Building walls has rarely has achieved its intended effect, and may result in wasted resources and lost opportunities for the United States. http://internationalnewslive.com/why-trumps-wall-with-mexico-is-so-popular-and-why-it-wont-work/