Russian forces blocking Ukrainian effort to deliver aid to the besieged, southeastern port city of Mariupol, local official says. Russia alleges Ukrainian helicopters attacked a fuel depot in the eastern city of Belgorod. Some of Moscow’s troops withdrawing from near Kyiv, Chernihiv, regional officials say. A regional governor has accused Ukraine of attacking a fuel depot in the Russian city of Belgorod, which lies across the border to the north of Kharkiv. Russian state-owned energy giant Gazprom says it continues to supply natural gas to Europe via Ukraine in line with requests from European consumers. Subscribe to our channel: http://aje.io/AJSubscribe Follow us on Twitter: / ajenglish Find us on Facebook: / aljazeera Check our website: https://www.aljazeera.com/ #AlJazeeraEnglish #BreakingNews #Ukraine #Russia