FAR EAST CORRESPONDENT — Almost four decades since the Vietnam War ended with the capitulation of Saigon, the issue of troops missing in action (MIAs) and the possibility that some American and allied soldiers remained behind as communist captives still evokes passionate debate.

Many loved ones understandably hold to the hope that just maybe theirs could still be alive. The authors of An Enormous Crime went to great lengths to explain how successive U.S. governments and corrupt Vietnamese officials failed miserably to address the vexing and complicated issue.

Read more from Luke Hunt in The Diplomat.