MIKHAIL METZEL/POOL/AFP via Getty Images
- The new head of Wagner is likely seen as a "traitor" by his men, per a UK intelligence assessment.
- Andrei Troshev had served as Wagner's second in command before the aborted mutiny in June.
- Vladimir Putin met with Troshev this week, charging him with leading "volunteer" units in Ukraine.
Russian President Vladimir Putin has picked someone to lead the powerful Wagner paramilitary group who is likely viewed as a "traitor" by his own men, according to a British military intelligence assessment published Saturday.