MOSCOW, September 13 (RIA Novosti) - Top secret documents were destroyed in a fire that broke out on Sunday in a military unit in western Russia's city of Tambov, killing five and injuring seven servicemen, a security agency source said.
The fire in the staff of the Russian Main Intelligence Directorate unit occurred in the morning and embraced an area of 400 square meters (4,300 sq. feet). Two officers and three soldiers were killed. Two servicemen are in intensive care.
"The fire seriously affected the secret unit where documents of special government importance were kept," the source said, adding that the Russian defense minister ordered his first deputy, Col.-Gen. Alexander Kolmakov, to fly to the site.
"Damage is assessed as very serious," the source said.
A probe into the causes of the fire that was extinguished by 17 firefighting crews is underway.