The suspected perpetrator of the terrorist attack that killed Chief of Russia’s Radiation, Chemical and Biological Protection Troops Lieutenant General Igor Kirillov has been detained. He turned out to be a 29-year-old citizen of Uzbekistan who was recruited by Ukraine's special services and promised a reward of $100,000 and a trip to one of the European Union countries, TASS reported citing the press office of Russia's Federal Security Service (FSB).

"The FSB has conducted joint operational and investigative actions with the Russian Interior Ministry and the Russian Investigative Committee. As a result, the security forces identified and detained a citizen of Uzbekistan, born in 1995, who detonated a homemade explosive device near a residential building on Ryazansky Avenue in Moscow, killing Chief of Russia’s Radiation, Chemical and Biological Protection Troops Lieutenant General Igor Kirillov, born in 1970, and his assistant, Major Polikarpov, born in 1983," the press office said.