THE U.S. military values some lives more than others. That’s the only conclusion you could draw from the trials of two U.S. soldiers--one accused of killing two American officers, the other of executing two Iraqi civilians. Last week, Sgt. Hasan Akbar was sentenced to death for using grenades and his rifle at a base camp in Kuwait to kill two officers and injure 14 other soldiers shortly after the March 2003 invasion of Iraq. The chief prosecutor at the military trial, Lt. Col. Michael Mulligan, said that “[Akbar] is a hate-filled, ideologically driven murderer.” But Akbar’s military attorney never presented...