In 2011, the Department of Homeland Security canceled a project to build a technology-based “virtual fence” across the Southwest border, saying that the effort on which $1 billion had already been spent was ineffective and too costly.  Politicians who funded billions of dollars of “detection technologies” didn’t listen to U.S. Border Patrol, which tried to explain that detection of illegal aliens and smugglers is not the problem along the border but stopping them from crossing is.  Virtual or electronic walls are not deterrents, they are detection capabilities and don’t contribute anything to deterrence.  Real walls are deterrents and are the only thing that really work to deter and prevent illegal border crossings.   There are long histories that hard fencing initiatives, from the Great Wall of China to T-walls (or Bremer barriers) that protected U.S. troops in Iraq, work and work well.  Hard border strategic...(Read Full Article)