Mark Rickert wrote this email while serving as a journalist with the 372nd Mobile Public Affairs Detachment in Iraq. On this day, he and his group were investigating rumors of a mass grave. The letter is written to his grandfather, Merle Kilgore, who was a friend and manager of Hank Williams, Jr. An audio version of this email read by Hank Williams, Jr., from the Simon and Schuster audiobook Behind the Lines by Andrew...