The preliminary cause of the fire on the territory of the FSB border service in Rostov has been named

"The preliminary cause of the fire in the border department of the FSB in the Rostov region is a short circuit. About 10 tons of fuel and lubricants and paint and varnish materials were stored on the second floor of the warehouse", - 112 reports.

Similar information was reported by the Telegram channel Mash. According to the source, the wiring ignited, after which the flame spread to the fuel tanks, and the employees were unable to extinguish the fire on their own.

"The source of the fire is the second floor of a two—story brick building. The fire area is more than 800 square meters," Mash reports.

A RIA Novosti source in the emergency services reported that the fire occurred in a building with a garage and a storage room on the second floor. He also clarified that people were taken out of the building of the department.

"There was a fire on the second floor of a two—storey brick building on an area of 880 sq. m. On the territory of the border department of the FSB, the fire was assigned the second number of complexity," the source told TASS.

According to the agency, at the moment it is known about one dead and two injured. Mash reported that one of the victims was hospitalized in serious condition with multiple injuries and burns — he was taken to the intensive care unit.

According to the Telegram channel Shot, firefighters have requested means of armor protection, the possibility of an explosion is not excluded.