rusty ' yates , who has since remarried and has a son , slammed his murder trial , claiming it was the ` cruelest thing he had ever witnessed ' .
he insisted her actions were ` completely a result of her illness ' and maintains she was a good mother who loved her children .
she was convicted of capital murder in 2002 and sentenced to life in prison , after prosecutors tried and failed to get the death penalty .
but appeals court granted her a retrial and in 2006 she was found not guilty by reason of insanity and moved to a mental health facility .