Nephew of Boston Strangler victim thinks unheard confession tapes casts new doubt on ‘America’s Jack the Ripper’

Nephew of Boston Strangler victim thinks unheard confession tapes casts new doubt on ‘America’s Jack the Ripper’

Casey Sherman spent decades investigating his aunt Mary Sullivan's 1964 murder.

Boston Strangler's unheard confession tapes cast new doubt on 'America’s Jack the Ripper': victim's nephew

Casey Sherman, author and nephew of Boston Strangler victim Mary Sullivan, reveals why he doesn't believe Albert DeSalvo was the real killer despite DNA evidence and confessions.