believe that graham stood outside gary elwood's home on the night of the crime and watched while janet haynesa shower. graham thought janet was there alone, since he couldn't see gary from his vantage point. after janet went to bed, prosecutors think graham removed his clothes and shoes outside, then entered the house by cutting the window screen. he made enough noise that he woke gary, who went to investigate. the two fought. then graham stabbed gary to death, and for the next few hours, terrorized janet. graham left clear footprints in gary's blood, which later tied him to the scene, along with the dna evidence. facing a possible death sentence, jonathan graham pled guilty to first-degree murder and rape. >> i don't remember much of the incident, other than i pushed him against one of the walls. >> graham had no way of knowing that 20 years later, technology would eventually catch up with him. >> the forensic science behind this investigation is what sealed jonathan graham's guilt, even without ever stepping a foot in court. >> over my career, i've seen some amazing things, and that, couple