On demo day at the Border Security Expo, hundreds of law enforcement agents armed with M16s, automatic shotguns, pistols, and other high powered and military-grade weapons strolled around the grounds at the Bandera Gun Club outside of San Antonio. The sound of continuous gunfire from the “Sharpshooter Classic”—a multi-staged shooting competition put on by the Border Patrol Foundation—combined with the nearby buzz of a $100k surveillance drone hovering above a grass field in Texas Hill Country.