Across
- 1. A case that is like a puzzle an difficult to solve
- 3. The person who is killed
- 4. A person who has seen something important
- 7. Instrument used to kill somebody
- 8. A crime when somebody kills another person
- 9. Person trying to find the criminal
Down
- 2. Something that helps you to prove a crime
- 5. Person who might be the criminal
- 6. When the police look into a crime to find out the truth
- 8. A reason for doing something