As the son of a military officer who grew up in an always-moving military household, it makes total sense that Tom Williams would also grow up to be a military officer. His adoptive father was U.S. Air Force Maj. Carl Williams, but young Tom was destined for the Marine Corps and for the Vietnam War. "Doorsteps of Hell": Insight into Tom Williams' Vietnam Tour "Doorsteps of Hell" is the first book in Tom Williams' autobiographical "Heart of a Marine" series and covers his early years and his...