Thousands of Ukrainian families are being ordered to flee the eastern-Ukrainian city of Pokrovsk, as Russian forces bear down on the key logistics hub in the Donetsk region.

Meanwhile, for the first time, Kyiv has revealed its intention behind its lightening offensive into Russia's Kursk region, declaring it wants to create a buffer zone in Russia.

• Guest:Natia Seskuria is an Associate fellow at at the Royal United Services Institute, and joins us from Tiblisi, Georgia