Ukraine’s presence in Russia’s Kursk region has deteriorated sharply, with the Russian advance threatening Kyiv’s sole territorial bargaining counter at a crucial time in the war. Military bloggers from both sides say Ukraine is on the back foot,

A Ukrainian-born, pro-Russian military blogger, said Russian special forces walked miles along the inside of a gas pipeline before surprising Ukrainian forces from the rear.

Efforts to eject Ukrainian forces from Russian territory accelerated after President Trump halted support for Kyiv.

Russian special forces crawled inside a gas pipeline to strike Ukrainian units from the rear in the Kursk region, Ukraine’s military has admitted.

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.

MOSCOW: Russian special forces crept miles through a major gas pipeline near the town of Sudzha in an attempt to surprise Ukrainian forces as part

"Difficult battles continue in the border area of Sumy Oblast, Russian assault units are attempting to breakthrough and move toward a highway from Yunakivka to Sudzha in Kursk Oblast," said Andrii Kovalenko,

Russian forces have emerged from abandoned gas pipelines in Kursk to launch a surprise attack on Ukrainian units. Thousands of Ukrainian soldiers seized around 1,300 square km of Kursk last August in what Kyiv said was an attempt to gain a bargaining chip in future negotiations.