The Russian Su-30 shootdown in Petropavlivka confirms that Ukrainian forces have crossed the Oskil river in Kup'yans'k, and now most likely hold a healthy bridgehead in the area. https://t.co/YigCh59uag pic.twitter.com/gtSMNpiCBG

— OSINTtechnical (@Osinttechnical) September 24, 2022