Who really killed Effie? The daycare owner and mother of two was shot to death just outside of her apartment in 1989. A man was arrested and spent 16 years in prison for the crime. But Effie’s daughter, Pooneh Gray, is convinced that police got the wrong man.She’s spent 31 years and over $1 million tailing the people she believes organized a hit on her mother. And now, her team of lawyers, private investigators and forensics experts - bolstered by recent advancements in DNA technology - are closer than ever to catching who they believe is the real killer.