4. Investigatory records.

Records for criminal law enforcement including “all records relating to the investigation of crime, including those maintained on any individual or compiled in the course of a criminal investigation by any law enforcement agency” are generally excluded from disclosure by Exemption (D) to the extent that disclosure could interfere with criminal investigation or enforcement proceedings, would deprive a person of a fair trial or impartial proceedings, could reasonably be expected to disclose a confidential source, would disclose investigation or prosecution techniques or procedures, or could endanger the life or safety of an individual. R.I. Gen. Laws § 38-2-2(4)(i)(D). The disclosure of these types of records is determined on a case by case basis using the factors set forth in the statute.