A U.S. military research programme with plans to insert microchips into the brains of U.S. veterans with post-traumatic stress disorder (PTSD) is stirring up controversy as concerns grow around U.S. visions to create its future emotionless supersoldiers. With ethical concerns pushed to the sidelines, veterans, mental health professionals and legal experts are left wondering about potential “mind control” and just how invasive the brain chip will be.