Ten hours wasn’t enough to wipe the sludge of the field exercise from his brain, but nature couldn’t be denied and Tom woke up. Instead of drowsing back off, he found his mind racing across the events of the last week, from the sudden transfer orders through the war game and on to the dismal debrief. All the secrecy bothered him too much to go back to sleep. And his small room was too stifling, not just from the day’s rising heat. The walls were too constricting.