Russian special forces walked inside a gas pipeline to strike Ukrainian units from the rear in the Kursk region, Ukraine’s military and Russian war bloggers reported, as Moscow claimed fresh gains in its push to recapture parts of the border province that Kyiv seized in a shock offensive.

Pro-Russian war blogger Two Majors said a major battle was under way for Sudzha and that Russian forces had surprised Ukrainian soldiers by entering the area via a gas pipeline.

A surprise Russian assault through a gas pipeline, along with a major offensive, is quickly making Ukraine's hold on Kursk untenable

Russian forces have reclaimed some Ukrainian-held territory in the Kursk Region, threatening a potential bargaining chip that Kyiv could take into potential peace talks with Moscow.

Russia's defense ministry released video on Sunday (March 9) showing what it says are drone strikes on a Ukrainian column in Russia's Kursk region. It comes as Russian troops have launched a large-scale offensive to retake swaths of the western Kursk region from Ukrainian forces,

Ukraine’s presence in Russia’s Kursk region has deteriorated sharply, with the advance threatening Kyiv’s sole territorial bargaining counter at a crucial time in the war.

Russia on Sunday announced it had captured territory in Ukraine's Sumy region for the first time since 2022 in a cross-border offensive, as Kyiv struggles to hold onto territory in Russia's neighbouring Kursk region.

Russia on Saturday said its troops had retaken three villages seized by Ukraine in its Kursk border region in a fresh setback for Kyiv as the prospect of peace negotiations

Russia has intensified its attacks in Ukraine, reclaiming three villages in the Kursk region while launching deadly strikes across eastern Ukraine. At least 14 people were killed in overnight assaults.