KYIV - Russian infantry are storming the Ukrainian border from the Russian region of Kursk, near areas of the region that are controlled by Ukrainian forces, Kyiv said on Feb 28. Ukraine said that for the moment the offensive has been contained.

The Kursk Salient and Fighting in Ukraine . Last week, Russian President Vladimir Putin claimed that the Russian 810th Brigade crossed into Ukraine’s Sumy Region from Russia’s

Russian forces have taken back more than 800 square km (309 square miles) of territory from Ukraine in the Kursk region of western Russia, or about 64% of the total taken by Ukraine since an incursion began last year,