Under the strain of command in a dangerous situation, Lt. Col. Allen West committed a serious error in judgment. And in a military environment, such errors by a commanding officer cannot go unpunished. Informed on Aug. 20 that an Iraqi policeman might have information about potential attacks on West and his troops, the colonel invited soldiers under his command to beat the suspect as West looked on. When that did not produce the desired effect, West threatened the prisoner, first firing a pistol into the air, then holding the pistol to the policeman's head and firing a shot into the...