MOSCOW, November 30. /TASS/. Russia’s Federal Security Service (FSB) has apprehended a Ukrainian intelligence agent on suspicion of spying in Crimea, the FSB press office announced on Thursday.

"Russia’s Federal Security Service has apprehended a Ukrainian intelligence agent from among Crimean residents on suspicion of espionage," the press office said in a statement.According to the FSB’s data, the detained individual "tracked the movements of the Russian National Guard’s units and gathered data on a network of engineering structures and barriers intended for the peninsula’s defense."

A criminal probe has been launched, the press office said, giving no other details.