 Nyora kuenderera mberi kweiyi ndima - Musi wa3 Kubvumbi 2017, kurwiswa nemagandanga vachishandisa chombo chinoputika kwakaitika paSaint Petersburg Metro pakati peSennaya Ploshchad neTekhnologichesky Institut zviteshi. Vanhu vanomwe kusanganisira mutadzi wacho pakutanga vakashumwa kuti vakanga vafa, uye vamwe vasere vakazofa nokukuvara kwavo, zvichiita kuti nhamba yose ive 15. Vanenge vamwe 45 vakakuvadzwa muchinoitika chacho. Mudziyo unoputika waiva muhomwe. Chombo chechipiri chinoputika chakawanwa ndokubviswa simba pachiteshi chepasi pevhu chePloshchad Vosstaniya. Munhu anofungidzirwa kuti ndiye akaita izvi anonzi Akbarzhon Jalilov, mugari womuRussia aiva werudzi rweUzbek akaberekerwa muKyrgyzstan. Pamberi pokurwiswa uku, vapanduki vokuChechnya vakanga vaita zvigandanga zvinoverengeka muRussia. Muna 2016, ISIS yakanga yaronga kunanga St. Petersburg nekuda kwekupindira kwemauto eRussia muSyria, zvichikonzera kusungwa. Hapana gadziriro dzokufambisa dzavose muRussia dzakanga dzaputirwa mabhomba chifo chokuputika kwebhomba kweMoscow Metro muna 2010.ISIS yakanga ichiparadzira mashoko okushambadza isati yaitika iyi. Kwakakurudzira vatsigiri kurwisa Moscow. Mashoko anoparadzirwa neISIS airatidza mabara akapinda mumusoro waPutin uye posita yaiparadzirwa pamberi pokurwiswa kweKremlin yakanga ichidonha uye yaisanganisira mashoko okuti Tichapisa Russia. 