The head of Russia's chemical and biological forces, Lt. General Igor Kirillov, was killed in a Moscow bomb blast claimed by Ukraine.

Kirillov, who has been killed in Moscow, was accused by the West of overseeing the use of chemical weapons on the battlefield in Ukraine.

Igor Kirillov, head of Russia's nuclear and chemical defense, helped spread false claims about Ukraine, the U.S. and COVID-19.

Kirillov ran Russia’s nuclear, biological and chemical defense forces. Kyiv previously accused him of ordering the use of chemical weapons against Ukraine.

Russia said on Wednesday it had detained an Uzbek man who had confessed to planting and detonating a bomb which killed a top general, Igor Kirillov, in Moscow on the instructions of Ukraine's SBU security service.

A Russian general assassinated by Ukraine was buried with full military honours on Friday as Moscow launched an apparent revenge attack on what it said was a Ukrainian intelligence service command centre in Kyiv.

Igor Kirillov, a general in charge of Russia’s military’s nuclear and chemical weapons protection forces, was killed on Tuesday by a bomb in Moscow, the Russian authorities said.

Lieutenant General Igor Kirillov,54 years and his assistant were killed on Tuesday morning, December 17, when a bomb hidden in an electric scooter exploded outside a residential building in Moscow.

Kirillov, who was chief of Russia ’s nuclear, biological and chemical protection troops, was killed outside his apartment building on Tuesday along with his assistant when a bomb hidden in an electric scooter went off. He is the most senior Russian military officer to be assassinated in Russia by Ukraine.

Ukrainian sources were quick to background journalists to say they were behind the killing of Russian General Igor Kirillov. Experts say it's likely not that simple.

Lt. Gen. Igor Kirillov was killed Tuesday by a bomb hidden on an electric scooter outside his apartment building.

Russia said the suspect, a Uzbekistan national, had been recruited by Ukrainian security services to carry out the assassination.