Armored vehicles, hi-tech surveillance systems and squadrons of drones: inside the militarized buildup at the US-Mexico borderInside an armored vehicle, an army scout uses a joystick to direct a long-range optical scope toward a man perched atop the US-Mexico border wall cutting across the hills of this Arizona frontier community.The man lowers himself toward US soil between coils of concertina wire. Shouts ring out, an alert is sounded and a US Customs and Border Protection SUV races toward the wall – warning enough to send the man scrambling back over it, disappearing into Mexico. Continue reading...