AdvertisementWhat the ruthless new commander of Russia's military in Ukraine signals for the war04:36Download AudioResumeApril 15, 2022Ailsa ChangLinah MohammadJonaki MehtafacebookEmailNot much is known about General Aleksandr Dvornikov personally, but his record leading Russia's military intervention in Syria in 2016 earned him the nickname "the butcher of Syria." (AP)
