By Abigail Glasgow November 22, 2024 10:00 AM EST O ver Thanksgiving of 2002, an NBC Dateline producer named Dan Slepian paid a visit to Greenhaven Correctional Facility, a couple hours north of New York City, to see David Lemus . That year, while planning a series in which he followed New York detectives solving murders, Slepian had learned of Lemus’ wrongful conviction. “I knew nothing about false imprisonment, wrongful convictions, innocence. I was a middle class kid growing up in