This is an example of the SUSPECT who may or may not have commited the CRIME.

This is an example of the DETECTIVE or the INVESTIGATOR who is trying to solve the crime.

This is an example of the VICTIM of the crime.

This is an example of the EVIDENCE that may or may not help the IVESTIGATOR solve the crime.

This is an example of a WITNESS to a murder.

This is an example of the CRIMINAL who commited the crime.