Geolocated footage published on May 10 showed Ukrainian forces striking Russian servicemembers and a position south of Yablunivka in Sumy Oblast, assessed by ISW as part of a Russian infiltration mission.

ISW assesses the Ukrainian strike south of Yablunivka was a response to a Russian infiltration mission.

Russian forces are conducting artillery attacks on border areas in Sumy Oblast, affecting settlements such as Korenok, Novovasylivka, Rohozine, Yastrubshchyna, Budky, Atynske, Neskuchne, Bachivsk, Luzhky, Volfyne and Iskryskivshchyna.

In Sumy Oblast, a 47-year-old man was injured after a Russian drone struck a car... More than 50 attacks were recorded across 18 settlements.

A drone strike in Snob-Novhorodska, Sumy region on May 10 injured a 47-year-old man.

Border settlements in Sumy Oblast, specifically Korenok, Novovasylivka, Rohozyne, Yastrubshchyna, Budky, Atynske, Neskhutne, Bachevsk, Luzhky, Volphyno, and Iskryshivtsia, suffered as a result of Russian shelling.