President Volodymyr Zelenskyy has confirmed that Ukraine's defence forces struck an oil refinery in the Russian city of Saratov.

Deep-strike units of Ukraine's Special Operations Forces hit the Volgograd oil refinery owned by Lukoil, one of Russia's largest energy companies, on the night of 28-29 May.

Ukrainian forces struck a number of key Russian military and infrastructure targets on May 28 and overnight into May 29, both inside Russia and in the Zaporizhzhia, Kharkiv,…