Unknown male DNA, fingerprints, and palm prints were found inside Meredith Kercher's body, indicating a possible sexual assault. The presence of sperm in conjunction with this evidence suggests that it was likely that she was sexually assaulted before her death, but there are conflicting reports on whether there was evidence of bruising or tearing.
The Tim Hennis case is a prime example of the danger of relying solely on forensic evidence, as the lab responsible for this evidence was later found to have withheld or distorted information in order to secure convictions. This case and others like it highlight the urgent need for reform and increased scrutiny of forensic labs across the US.
The investigation conducted by the NCIS on sexual assault forensic exam was found to be not complying with any of the investigative standards, nor was the threats mentioned in the case reported were looked into thoroughly.
Detective Ben Bourgeois submits evidence from cold cases after Mark Lewis is arrested in Kentucky with a firearm, leading to DNA evidence that solves a 16-year-old cold case of Janet Benoit's murder.
The possibility of physical evidence and Elek's alibi defense are being discussed in the murder case of Mozelle and Maggie, and the importance of their phones in the investigation is emphasized.