And offered her a ride. He then attempted a sexual advance, which sierra either rejected or she may have asked for money. Russell exploded, and sierra found herself fighting for her life. Police believe russell used a Tire Iron from his car as the murder weapon. Sierra scratched him during this altercation, creating the microscopic Dna Evidence that would ultimately produce the virtual image and Land Russell in jail. Bouzigard im proud of her. I knew she was a fighter. I knew she was, and she got that from me. She got something good from me. Armentrout the dna was there at the crime. Its a matter of interrogating the dna intelligently and rendering the output in a fashion thats useful to the police. Narrator in july of 2017, Blake Russell was charged with seconddegree murder. While awaiting trial, he hanged himself in his jail cell,