The killing of Igor Kirillov is a wake-up call for the Russian capital, writes Steve Rosenberg.

The BBC's Analysis Editor, along with BBC Verify, takes a look at material from the scene to assess what we know.

Steven Rosenberg reports from where a Russian general died in a blast at a residential block.

Footage from the scene shows a blast targeting the Russian general as he left a Moscow apartment block.

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

Lt Gen Igor Kirillov was leaving a residential block on Tuesday when a device hidden in a scooter went off.

Former Moscow councillor Alexei Gorinov had already been serving a seven-year sentence.

Laurent Vinatier gets a three-year prison term for breaking Russia's controversial "foreign agent" law.