When he left war-ravaged Vietnam some thirty years ago, journalist David Lamb averred "I didn't care if I ever saw the wretched country again." But in 1997, he found himself living in Hanoi, in charge of the Los Angeles Times's first peacetime bureau and in the midst of a country on the move, as it progresses toward a free-market economy and divorces itself from the restrictive, isolationist policies established at the end of the war. This...