A fierce WWII battle at sea, unreported for more than 60 years is revealed at the bottom of the Gulf of Thailand in HD underwater video. There lay the US submarine Lagarto and the remains of her 86 crewmen, whose families share how their husbands’ and fathers' disappearance shaped their lives. Wreck divers John Chatterton and Richie Kohler, profiled in the best-seller Shadow Divers, lead numerous dives to solve the mystery behind the discovery of the first sunken ...