the department shall orally notify the team, the appropriate district attorney general and the appropriate law enforcement agency whose criminal investigations shall be coordinated, whenever possible, with the child protective team investigation. In all cases, the team and the department shall make a full written report to the district attorney general within three (3) days of the oral report. If, as a result of an investigation, there is cause to believe a violation of title 39, chapter 17, part 10 has occurred, an appropriate report shall be filed by the district attorney general requesting an investigation by the Tennessee bureau of investigation. If independent criminal investigations are made, interviews with the victimized child shall be kept to an absolute minimum and, whenever possible, reference to the videotape or tapes made by the child protective teams should be utilized.