Todd Miller has written on border and immigration issues for The New York Times, Al Jazeera America, and the NACLA Report on the Americas. His latest book is Build Bridges, Not Walls: A Journey to a World Without Borders. You can follow him on Twitter @memomiller and view more of his work at toddmillerwriter.com.
Here's how to turn the US-Mexican border into a war zone.
Drones, surveillance towers, malls of the spy state and the national security police on the northern border.
The wild world of border security and boundary building in Arizona.