It was a weekend of chaos in Russia, as forces of the paramilitary Wagner Group marched towards Moscow in a short-lived revolt. WSJ's Yaroslav Trofimov describes what happened and explains why this is the biggest threat to President Vladimir Putin in his more than two decades in power.

Further Reading:

- After Weekend of Chaos in Russia, Questions Remain Over Fate of Wagner 

- Why Wagner Chief Prigozhin Turned Against Putin 

Further Listening:

- The Grim Story of a Russian Prisoner Turned Recruit 

- ‘Putin’s Chef’ Now Serving Up Gains for Russia in Ukraine 

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