The V.A. reduced his disability rating from 70 percent to 50 percent — a shift suggesting that doctors there felt his PTSD had less of a hold on him. The counselor asked the man, who looked to be in his 30s, what rank he had held.“General,” the inmate proudly answered.Siatta had heard enough. He never attended again.Each day Siatta had phone privileges. The webcam image is updated once a minute. Other Marines had seen the Taliban fighters, too, through the sight on a TOW missile system. Classroom environments made him anxious; the bustle of students kept him vigilant. He could not relate to most classmates, who had little sense of where he had been.