As the hostilities in Mariupol focus on the Azovstal plant, the remaining Ukrainian troops are reportedly holed up in the underground sections of the factory. Murad Gazdiev reports from the outskirts of the industrial zone-turned-battlefield. --------------------------------------------------------------------------------------- Freedom over censorship, truth over narrative. Follow us on Facebook: https://www.facebook.com/RTnews Follow us on Telegram: t.me/rtnews Follow us on Twitter: https://twitter.com/RT_com