Ben Tyson is a good man, a brilliant corporate executive, an honest handsome family man, admired by men and desired by women.But sixteen years ago Ben Tyson was a lieutenant in Vietnam.There, in 1968, the men under his command committed a murderous atrocity - and together swore never to tell the world what they had done.Now the press, army justice and the events he tried to forget have caught up with Ben Tyson.His family, his career and his personal sense of honour hang in the balance.