in 2012, andrea sneiderman was charged in the murder of her husband rusty. man faced new charges and was found guilty of perjury and hindering the apprehension of a killer. in 2014, schneiderman was released from prison and completed her parole three years later. and in 2015, a break for hemy neuman -- or was it? the georgia supreme court threw out the conviction. saying the trial court erred in admitting evidence protected by attorney/client privilege. but in a 2016 retrial, a jury found neuman guilty once again, and this time his guilt was unqualified. he was found not mentally ill at the time >>> we were definitely really close. people kept asking where my mom was and i couldn't give an answer. it just seemed wrong. it was kind of a stake in the heart. >> it was one of the most baffling cases investigators had ever seen. >> this tops the charts for most bizarre. >> no one can believe this actually happened. >> a single mom and whip-smart computer whiz who seemed to disappear.