"Krasnov has been communicating with the FSB since 2014. He discussed the issues of rigging explosives with his Russian overseer at the last meeting in Belarus," Tkachuk said.
Besides, Tkachuk said that Krasnov had handed over the list of the Azov regiment servicemen to the Russian side.
According to the representative of the Security Service, Mr. Krasnov and Ms. Shelest were detained at a gas station on the night of Feb. 28 after they had made a cache on the Kyiv-Kharkiv highway near the village of Shchaslyve. Krasnov tried to escape, resisted arrest.
Law enforcement officers have found plastic explosives (42 kg of TNT equivalent, which is comparable to seven anti-tank mines), 10 detonators, grenades, and the like in the cache.
According to the SBU, Krasnov had previously taken the explosives from the other cache.
Krasnov was served notice of suspicion under Part 1 of the Article 263 (illegal possession of weapons, ammunition or explosives) Feb. 28.