According to Interfax, the accident occurred at about 08:30 on the 350th km of the highway in the Pervomaisky district.
It is noted that one of the cars caught fire. The drivers of both cars and two passengers were killed. According to the Ministry of Internal Affairs, one passenger survived; she was taken to a hospital.
The circumstances of the accident are established.
Earlier, URA.RU reported that as a result of an accident in the Tyumen region, two people were killed, including a teenager.