The first blast - in Ryazan, which lies 200 kilometres south-east of Moscow - destroyed the ninth and 10th storeys of an apartment building, blowing the top right off, according to a statement by the civil protection service.
Pirmais sprādziens nogranda Rjazaņā, kas atrodas aptuveni 200 kilometrus uz dienvidaustrumiem no Maskavas. Eksplozijas rezultātā sagruvis devītais un desmitais daudzdzīvokļu ēkas stāvs.