Blogger Yuri Podolyaka claimed some Russian troops had spent several days in ... they said were special forces operatives, ...

Some Russian troops had spent several days in the pipe ... of what they said were special forces operatives, wearing gas masks and moving along what looked like the inside of a large pipe.

Some Russian troops had spent several days in the pipe ... of what they said were special forces operatives, wearing gas masks and moving along what looked like the inside of a large pipe.

The occurred at the end of the last week near the Russian town of Sudzha ... for the incursion using the gas pipeline included the supply of oxygen, gas masks, weapons and the installation ...

Russian Telegram channels showed photos of what they said were special forces operatives, wearing gas masks and moving along ... it said the Russian troops were "detected in a timely manner ...