According to a report on the website of Russia's “Arguments and Facts” weekly newspaper on April 13, Sergei Lebedev, coordinator of a pro-Russian underground organization in Ukraine's Nikolayev region, told the “Arguments and Facts” weekly newspaper that the building where NATO and the General Intelligence Service of the Ministry of Defense of Ukraine met was hit in Sumy.

According to a report on the website of Russia's “Arguments and Facts” weekly newspaper on April 13, Sergei Lebedev, coordinator of a pro-Russian underground organization in Ukraine's Nikolayev region, told the “Arguments and Facts” weekly newspaper that the building where NATO and the General Intelligence Service of the Ministry of Defense of Ukraine met was hit in Sumy.