While People And Drugs Come North, American Guns Pour South Into Mexico
In this Jan. 4, 2013 photo, handguns are displayed in the sales area of Sandy Springs Gun Club and Range, in Sandy Springs, Ga. (AP Photo/Robert Ray)
Walls, fences, boots on the ground and camera-equipped blimps — all have been pitched as ways to stop the illegal flow of people and drugs over the southern border into Texas and beyond.