In June 1990, Paul Crenshaw shipped out for basic training for the National Guard. By August, Saddam Hussein had invaded Kuwait. Each day brought more news of mobilizing forces. For weeks, Crenshaw was told he was going to war, but after graduation, he went back home to Arkansas and watched CNN every night, lying about how much he wished he had been deployed.
Later, after Crenshaw had gotten out of the army, he began to question the reasons for...