DNA 2 - MT2 - Part 2

Question 1

What was the Pitchfork case significant for?

Answer 1

The first use of DNA evidence to solve a crime

- an innocent person was found innocent by DNA evidence

Question 2

Pitchfork case (6)

Answer 2

1. There were 2 school girl victims who were murdered at different times
2. Richard Buckland was a mentally handicapped man who was accused and confessed under police interrogation
   - people thought he was too invested in the case
   - he gave a false confession
3. The real culprit was Colin Pitchfork
4. All males between 17-34 gave a blood sample
5. Someone gave blood under Pitchforks name so he wouldn’t be caught
6. Later talked about it at a bar and was overheard and got caught

Question 3

What was the Roy Brown case significant for?

Answer 3

Shows how DNA evidence can be contradicted and eventually trump other kinds of evidence

Question 4

Brown case (6)

Answer 4

1. Phoned in a death threat because he could not see his daughter
2. Sent to jail for 8 months
3. A week out of jail there was a murder and the police thought it was him due to the timing and arrested him
4. Bite mark evidence on the victims skin matched his teeth
5. Put back in jail for 15 years
6. Barry Bench was the real murder and he committed suicide

Question 5

What was the OJ Simpsons case significant for?

Answer 5

It was an example of suspicious about the handling of DNA and the quality of DNA evidence

Question 6

Simpsons case (6)

Answer 6

1. Was considered a violent man because his wife has called the cops on him a few times for beating her
2. A women was murdered outside their home and he was the 1st subject
3. They had lots of physical evidence against him like bloody footprints
4. DNA was first convincing but then was weakened by questioning its miss handing, because the sample was suppose to be put on ice so it would not degrade but it wasnt
5. Some of the blood collected at the crime scene was Simpsons but questioned it
6. This all raised doubt (which means it cant be used)

Question 7

What was the John Schneeberger case significant for?

Answer 7

Was an example of the culprit deliberately manipulating the evidence

Question 8

Schneeberger case (6)

Answer 8

1. He was a physician and gave this girl a drug that made her woosy and raped her
2. Even though she was hazy she felt like she was raped but he denied it
3. Received blood samples and ran the tests twice and found no matches so the cops closed the case
4. She still felt like she was raped and hired a privet investigator to break into his car and steal his cap stick
5. Sent the DNA to the lab and returned with a match
6. Couldnt use this evidence because it was obtained illegally
7. Later his wife accused him of raping his step daughter
8. Took blood samples form all over his body and found a match
9. He had originally took blood from patients and put a vile in his arm was was using that in the testing so he wouldnt be caught