Version that roof in south-esat Moscow colony collapsed under weight of snow is not confirmed. "Amount of snow on crashed roof was not sufficient to cause the collapse", - said vice-prosecutor of capital Mikhail Nikonov to journalists. By his words, the cause of roof collapse will be established after appropriate expertise. Representative of Office of Prosecutor`s press-service informed that documentations about the building are seized. "Building is 40 years old". Office of Public Prosecutor over South-east Moscow instituted criminal case by fact of roof`s collapse according to article 293, part 3 (negligence). 3 people have died as a result of incident. Along with rescuers investigation group examines place of occurrence. "Dead body, extracted from obstructions, is examined by court medical experts". Collapse of roof and floor took place in 2-storied industrial building of reformatory, situated on Upper fields, 65. Area of collapse was 50 sq. meters. 10 people got injuries as a result of accident. At present moment a question about allocation of prisoners is being solved.