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PECULIARITIES OF TESTIMONY OF INTERVIEW OF A VICTIM AND WITNESS DURING THE INVESTIGATION OF THE LAW OF THE LAW ENFORCEMENT OFFICER

Purpose. Based on the analysis of the practice of the pre-trial investigation authorities, the scientific literature, it is necessary to establish the basic provisions and distinguish the specific tactics of the victim and witness interrogation, which take place during the investigation of the assault on the life of a law enforcement officer. 
Methods. The methodological basis of the study is the position of the general method of knowledge – materialistic dialectics, its laws and categories. In accordance with the purpose of the study, a set of principles of modern theory of cognition was used, in particular, system-activity, structural, functional and logical approaches. 
Results. Tactical features of interrogation of the victim and witness during the investigation of encroachments on the life of a law enforcement officer were determined. The following main tasks were solved: the basic provisions of the questioning of the victims and witnesses during the investigation of the assault on the life of a law enforcement officer were established; the peculiarities of the interrogation tactics are revealed and the specific problems encountered during the pre-trial investigation are clarified; the research methodology and its probative value are established; Recommendations on improving the pre-trial investigation in the specified category of criminal proceedings have been formed. 
Conclusions. Recommendations on improving the tactics of questioning the victim and witness in the specified category of criminal proceedings are offered, namely: urgency of conducting the interrogation; choosing the place of the interrogation; taking into account the psychological state of the victim and the witness, which influences the formation of testimony; establishing the sequence and concretization of obtaining information through tactical techniques and means; engaging in the interrogation of a specialist who possesses the specific knowledge required in the course of the investigation. Developing and refining the tactics of questioning the victim and witness in investigating the assault on the life of a law enforcement officer is an important area of further scientific research.