Clip: Season 3 Episode 36 | 11m 29s | Video has closed captioning.
The Boston Strangler was responsible for a shocking murder spree. But more than half a century after Albert DeSalvo confessed, debate remains over whether he actually committed the crimes, making the discovery of a trove of secret documents by a former Boston Globe reporter so intriguing. David Wright explores just what was revealed about DeSalvo’s criminal career since childhood.
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