South Sudan faces several arms embargo. So how has its government continued to get weapons?
Often overlooked in border security debates is the river of guns and ammunition that flows from the United States — especially Texas — into Mexico, arming cartels and smugglers.
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. But overlooked in the rush to secure the border, score political points and stymie the threat of spillover violence is the river of handguns, rifles, assault