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The Case of the Murdered Mayor. Forensic Investigation. Case Overview. Victim: Robert Burlington, Mayor of Allenville Background: Born in Allenville and Elected to be mayor over Timothy Taylor by a narrow margin Supporting the industrial park on the site of Lake Larson Park
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The Case of the Murdered Mayor Forensic Investigation
Case Overview • Victim: Robert Burlington, Mayor of Allenville • Background: • Born in Allenvilleand Elected to be mayor over • Timothy Taylor by a narrow margin • Supporting the industrial park on the site of Lake Larson Park • Having a heated and very public argument with wife: Nicole • Bullied the town council in the council meeting to push industrial park plan • Missing one day before the planned town council vote to “a silly meeting”
What We’ve Found • Car near Lake Larson with key • Blood on front seat of the car • A tire iron with blood in the woods near the car • A second set of tire tracks nearby and led to a cabin • In the cabin: shattered glass, scattered and broken furniture a struggle (fight) had taken place • Also in the cabin: body of mayor Robert Burlington. • A single bullet hole in the chest • A large wound on the back of his head
Evidence Collected • Blood Evidence: from the victim, the victim’s car, the cabin floor, the tire iron, and the six suspects • Hair Evidence: from the victim’s clothing, the victim’s car, the cabin floor and the six suspects’ vehicles • Fingerprint Evidence: from the victim, a piece of broken glass in the cabin, a bloodstained piece of wood in the cabin, the tire iron, and the six suspects
Evidence Cont. • Impression Evidence: photo of the tire impression at the cabin crime scene and the photo of the tires of vehicles belonging to the six suspects • Entomological Evidence: insect larvae (i.e., maggots) from the victim’s head and chest wound sites
The Suspects • Chris Cunningham: a senior partner of Burlington and town council member • Matthew Maloy: a local veterinarian and an animal-right activist • Pam Preston: an environmental scientist • Timothy Taylor: the former mayor • Vic Velto: a businessman investing in the recreation sports in Lake Larson area • Nicole Burlington: mayor Robert Burlington’s wife
Fingerprint Analysis • Evidence we have: 10 fingerprint slides from crime scene, victim, and suspects • Each group will be assigned at least one fingerprint to lift • I need volunteers or will assign groups to lift the rest • Follow the procedure to lift fingerprint • Share the fingerprints to do the analysis
Blood Analysis • Blood Typing • ABO Blood Group • Rh Factor • Rh+: Rh antigen • Rh-: no Rh antigen
Blood Typing Cont. • Evidence we have: 10 blood samples from crime scene, victim and suspects • Anti-A serum (blue), anti-B serum (yellow), and anti-Rh serum (clear) • Follow the procedure in your packet to test the blood evidence • Data analysis: • Example: If a blood sample agglutinates after adding anti-A serum A antigen presents the blood type is A
Entomological Analysis • Identify and separate the largest maggot specimens from the container • Measure the largest maggots • Determine the average length • Average length = (Length1 + Length2 + … + LengthN) / N • Refer to the table to estimate the time of death
Hair Analysis • Five hair evidence in petri dishes • Prepare the samples • Observe and compare under microscope • Impression Analysis • Compare the tire impression evidence to the photos of each suspects’ vehicle’s tire treads.
Report to the District Attorney’s Office • In form of PowerPoint, Poster, or a typed report (Word/Pages) • A summary of all of the evidence collected (In Tables) • A detailed statement of the results of each analysis • Your primary suspect(s) and why • What do you think happened? • What additional information is necessary to further this investigation?
Group Assignment • Group A: Faith, Diana, Laura – Blood analysis • Group B: Vicent, Cain, Erick, Breana – Blood analysis • Group C: Russell, Louis, Devin P., Miles – Entomological analysis • Group D: Talizejah, Delmari, Devin H., Precious – Hair analysis • Group E: Maia, Dasia, Shaiqwon – Fingerprint station
Group Assignment • Group A: Ashley, Cortez, Corey, Jada W. – blood analysis • Group B: Khyre, Latif, Alex, Chereace – blood analysis • Group C: Sierra, Terrez, Jalen, Jazzlyn – hair analysis • Group D: Jordan, Sanchez, Lorenzo, Jhamiel – hair analysis • Group E: Myles, Wyatt, Chris -- entomological • Group F: Esther, Kaija, Diamond, Micah -- entomological • Group G: Roosevelt, Rhalon, Jada P., Kora -- fingerprinting