"The suspect has been detained, investigative actions are underway with him at the moment," the agency was told.
Earlier there was information that investigators are checking a 40-year-old resident of Tyumen for involvement in the murder of a missing eight-year-old girl.
In the house, the men are conducting investigative actions.
The schoolgirl went missing on June 30, her body with signs of violent death was found on August 19.