KHABAROVSK, October 31. /TASS/. The residential house in the the Korfovsky settlement in the Khabarovsky Krai collapsed due to domestic gas explosion, Russian Investigative Committee’s regional department said on Saturday.
"During an explosives examination, no traces of explosives were found in the apartment in the epicenter of the explosion or in the house. Investigators found that domestic gas exploded in an apartment on the second floor," the department said.