. >> reporter: ariet girgis had finally stood up for herself. it might have been the manifestation of her own american dream. ariet hired a divorce attorney and began planning a new life. >> i really felt like my mom was like empowered. she just wanted to be happy. you know? she felt like there was happiness coming. >> reporter: instead, the next month she was murdered. and to investigators who heard ariet's story, it now seems obvious her husband, magdi, was the prime suspect. >> everything pointed at magdi. >> reporter: except for the fact that phone records proved that when ryan called him that night. and, april cording ing witness, two black men committed the murder, and there was still the question of why that witness, ryan, was left alive. and just a few days after his mother was killed, the another anonymous message on his computer. how did you like your gift? lol, lol. >> how did you like your gift. >> yeah. >>> an ah-ha m ent for police. a new look at that old interrogation of ryan. >> you say you bit this guy? >> yeah. he had to take of