Ukrainian Soldiers Describe Battle Against Russia's Vagner Mercenaries Around Bakhmut

Ukrainian troops say they remain in control of the key city of Bakhmut in Ukraine's Donetsk region despite fierce clashes and slow advances against Russian forces. Soldiers with the Ukrainian Army's 93rd Kholodny Yar Mechanized Brigade say they're being attacked by mercenaries from the Vagner Group -- a Kremlin-backed militia.