"The number of Russian Railways fire trains involved in extinguishing the fire at the ammunition storage warehouse of the ZVO in the Ryazan region has increased to three," RIA Novosti quotes the ministry's message.
One fire train was previously reported.
On October 7, in the Ryazan region, a fire broke out at an artillery ammunition storage site.
Because of what happened in the region, an emergency regime was introduced.
The Investigative Committee opened a criminal case into the incident.