As the U.S. government continues to expand surveillance and monitoring systems to the tune of hundreds of billions of dollars within the borders of the United States, a recent announcement regarding the country’s southern air defense systems is raising eyebrows. Our southern border is, in part, protected by the Tethered Aerostat Radar System (TARS), which utilizes moored balloons hovering at about 15,000 feet to identify low flying aircraft and missiles that may penetrate the border and cross into U.S. airspace. The system is utilized by the U.S. Air Force, North American Aerospace Defense Command (NORAD), and U.S. Customs and Border...