地道（输气管）战，三朝被蛇咬了

? BREAKING & UNUSUAL: A massive new blow to Zelensky and the West!

Russian Armed Forces have infiltrated Kupyansk through a gas pipeline, marking the third time this unorthodox tactic has been used—after Avdiivka and near Sudzha.

Ukrainian sources confirm: entry point is at… pic.twitter.com/NK6t0aDxOV

— RussiaNews (@mog_russEN) September 12, 2025