The Walls Have EyesA chilling expose of the inhumane and lucrative sharpening of borders around the globe through experimental surveillance technology. In 2022, the U. S. Department of Homeland Security announced it was training 'robot dogs' to help secure the U. S. Mexico border against migrants. Four legged machines equipped with cameras and sensors would join a network of drones and automated surveillance towers nicknamed the 'smart wall'. This is part of a worldwide