Russian forces suffered around 4,000 troops killed or injured during their offensive in northern Kharkiv Oblast between May 10 and June 10, Ukraine’s Khortytsia group of forces said on June 14. Russia launched the new campaign on May 10, but it has effectively bogged down in just about two weeks, with Ukrainian forces counterattacking near the border town of Vovchansk. The Ukrainian Armed Forces further damaged or destroyed 52 Russian tanks, 59 armored vehicles, 165 artillery systems, six units of air defense equipment, 425 bunkers and shelters, and 37 ammunition warehouses in a month of fight…