Ukraine launches 'Vivaldi' counteroffensive in Donetsk, claims Russian losses

Ukraine announced a new offensive operation, 'Vivaldi', in the Donetsk region, aiming to repel Russian forces and counter infiltration tactics. The 3rd Army Corps commander claims significant Russian losses, while Russian bloggers and OSINT analysts report retreats near Lyman. The scale and immediate impact remain unverified, but this marks a notable Ukrainian initiative amid ongoing conflict.