MILITARY UNIT 34435

FORENSIC LABORATORY

Expert Opinion No. 4/197

Compiled on 08 December 1999, Moscow

We, employees of the forensic laboratory of military unit 34435, Tatyana Viktorovna Vinogradova and Konstantin Nikolaevich Stovbur, in connection with the assignment to conduct an expert examination in criminal case No. 173, have been warned by the head of the expert institution under Art. 307 of the Criminal Code of the Russian Federation about liability for providing a knowingly false conclusion.

In accordance with Art. 187 of the Code of Criminal Procedure of the RSFSR, the rights and duties of an expert, as provided for in Art. 82 of the Code of Criminal Procedure of the RSFSR, have been explained to us.

Experts:
* October 28, 1999 [signature] T.V. Vinogradova
* October 28, 1999 [signature] K.N. Stovbur

Experts of the forensic laboratory of military unit 34435 Tatyana Viktorovna Vinogradova (higher technical education, specialty: mechanical engineer, 4 years of expert work experience, position: expert), and Konstantin Nikolaevich Stovbur (higher education, specialty: chemical process engineer, 2 years of expert work experience, position: expert), based on the resolution dated September 25, 1999, by the senior investigator for particularly important cases of the investigative department of the FSB Directorate of Russia for the Rostov Region, Major of Justice A.V. Kruglov, conducted an explosives expert examination from 28.10.99 to 07.12.99 based on the materials of criminal case No. 173.

The following were placed at the disposal of the experts:
* The protocol of the inspection of the scene of the incident dated September 16, 1999, with appendices
* Video material filmed at the site of the explosion
* Soil samples, metal fragments, and swabs
* The protocol of the inspection of objects dated September 20, 1999, with appendices
* The interrogation protocol of suspect A.I. Iskanderov
* The interrogation protocol of witness V.V. Iskanderova.

The following questions were posed for the experts' resolution:
1. Were the destruction and damage to the objects caused by the action of an explosion?
2. What was the mass and TNT equivalent of the detonated charge?
3. What specific explosive substance was used in the explosive device?
4. What is the scope of application of this explosive substance?
5. Where exactly was the charge located, what was the design, and what was the method of activating the explosive device?