Five years ago, the author returned to Vietnam on a battlefield tour with his wife, Nancy. In a conversation with the guide, Bill Stilwagen, he mentioned how his unit had accomplished a lot in its first 13 months in-country, yet when he looked on the internet, he couldn't find anything. Stilwagen challenged him by saying, "Why don't you write a book about it?" Hoffman took the challenge seriously. Upon returning home, he immediately set out to write a true account of Charlie Battery, 1st...