Russia says suspects in the Moscow terror attack came from Tajikistan, something the country denies. Tajikistan and Russia are allies, but tensions have been growing between them. AdvertisementRussia's response to the weekend terror attack in Moscow could drive a wedge between the country and one of its historic allies. Experts also said that ISIS likely took advantage of Russia being distracted by the conflict in Ukraine to attack. Meanwhile, Ukrainian President Volodymyr Zelenskyy suggested that Russia could have stopped the attack if it wasn't attacking Ukraine.

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Persons: —, Vladimir Putin, STRINGER, Emomali Rahmon, Putin, Rahmon, scold Putin, Vera Mironova, Volodymyr Zelenskyy Organizations: Service, Crocus City Hall, Islamic, Security, Organization, NATO, Hall, Getty, Moscow Times, Terrorists, Regional, Collective Security, ISIS, Kyiv, Davis Center, Harvard University, Financial Locations: Russia, Moscow, Tajikistan, Soviet, Crocus, Islamic State, Central Asia, Soviet Union, Moscow's Crocus, China, North Korea, Ukraine