This was reported by the representative of Kharkiv united territorial community Vitaly Sarantsev on the air of the national telethon.
"There are locations where the enemy moves between houses and creates underground tunnels, from basement to basement. Underground communications that previously functioned as sewer passages, communication paths or heating pipelines are used," Sarantsev explained.
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He said this tactic helps russians remain undetected and move quickly between positions.
Earlier Defense Express reported that Ukraine’s 3rd Separate Assault Brigade had retaken positions and freed Ukrainian POWs on Kharkiv front.
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