A former Saigon photo editor reveals a secret he’s been plagued with for 52 years, setting off a gripping two-year investigation into the truth behind one of the Vietnam War’s most iconic photographs. Acclaimed war photographer Gary Knight and a small team of journalists embark on a relentless search to locate and seek justice for a man known only as “the stringer.”

A former Saigon photo editor reveals a secret he’s been plagued with for 52 years, setting off a gripping two-year investigation into the truth behind one of the Vietnam War’s most iconic photographs. Acclaimed war photographer Gary Knight and a small team of journalists embark on a relentless search to locate and seek justice for a man known only as “the stringer.”