In Murmansk detained a supporter of the extremist Ukrainian organization "Right sector" * planning a terrorist act near the building of the local authorities, informs on Wednesday, the Federal security service of Russia. Is a citizen of Russia, got him yesterday in Murmansk, " at the seizure of a cache of improvised explosive device of great power ". Filed under the criminal code about the preparation for the attack. *Banned in Russia as extremist organization <span style="color:darkgray