RIA Novosti informs about this with reference to the press service of the Ministry of Internal Affairs for the region.
According to preliminary information from the police, on August 11 at 15:36 (14:36 Moscow time) a gas cylinder exploded in a private house in the village of Ivanovka, Ulyanovsk District, Ulyanovsk Region, as a result of which the building collapsed.
"Three people were injured: a woman born in 1999, men born in 1971 and 1951," the department said.
All the circumstances of the incident are being investigated.
In July, it was reported that a gas explosion in a house in the town of Baksan in Kabardino-Balkaria injured four people, including two children.