." >> he had heard that there was going to be this ryan ferguson case on "dateline." watch it, just to see the lawyer. >> that "dateline" program from during a call from prison, avery told her to watch "dateline." >> he had heard that there was going to be this ryan ferguson case on "dateline." he told me to watch it, just to see the lawyer. >> that "dateline" program from august 2011, told the story of ryan ferguson, a young man sitting in prison for a murder he said he didn't commit. attorney kathleen zellner was determined to get him out. >> nothing's as riveting as this, when the trial's been lost, everything's been lost, and you've got something that's the ultimate challenge, i think. >> i said, that's the woman that's going to get steven out of prison. >> zellner specializes in wrongful conviction cases and says she's freed 18 defendants, including ryan ferguson. sandy contacted her and she joined the case not long after "making a murderer" came out. we caught up with zellner at the correctional institute when she paid a visit to avery in 2016. >> million dollar