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.

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 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.

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.

Russian officials say a man has been detained over the killing of Lt. General Igor Kirillov, who led Russia's chemical and biological weapons unit.

Russia has detained two suspects in the murder of Lieutenant General Igor Kirillov, Head of the Radiation, Chemical and Biological Protection Troops of the Russian Armed Forces, the Russian newspaper Kommersant reports.

Russia has detained a citizen of Uzbekistan who it says has confessed to planting the bomb that killed Lieutenant General Igor Kirillov in Moscow.

A 29-year-old Uzbekistani national has been arrested in connection with Tuesday’s assassination of Lieutenant General Igor Kirillov, the head of Russia’s radiation, chemical, and biological defense forces.

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.

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.

Lieutenant General Igor Kirillov, a leading figure in Russia's military, was assassinated in Moscow by a Ukrainian strike, prompting Russia to retaliate with an attack on a Ukrainian command centre. Kirillov's funeral was marked by high honors and notable attendees,