In accordance with Article 61 of the Constitution of the Russian Federation and Article 57 of the Convention on Legal Assistance and Legal Relations in Civil, Family and Criminal Cases of 1993, the extradition of Russian citizens to other states is not made. In this regard, the 8 of June 2017 of the Year by the Prosecutor General’s Office of the Russian Federation refused to satisfy the request of the Ukrainian side for the arrest and detention of Kusyuk S.N. before receiving the request for his extradition- it is spoken in the message of supervising department of the Russian Federation.
It is noted that in April 2017 of the year, the Prosecutor General’s Office of the Russian Federation received a request from the Prosecutor General’s Office of Ukraine to detain and detain Kusyuk before receiving a request for his extradition.
7 November 2017, the Prosecutor General’s Office of Ukraine reported that the competent authorities of the Russian Federation refused to detain and extradite Ukraine to Kusyuk, as he is a Russian citizen.
Earlier, the Prosecutor General’s Office of Ukraine stated that the investigation considers the special unit of the Kiev "Berkut" to be involved in the shooting of February 20 2014 protesters in the center of Kiev. As reported by S. Gorbatyuk in November 2015, fighters from this company are charged with committing 39 murders to protesters on Institutskaya Street.
Meanwhile, as reported, this summer, the Ukrainian media noticed Kusyuk in the form of riot police and with a walkie-talkie in the photo from the opposition rally in Moscow 12 June 2017, Interfax reports