🔱The Khartiia Kupiansk Tunnel Rats!🔱 15km underground counter offensive thru gas pipes & utility tunnels. Not for the claustrophobic! 🤯 https://www.ukrinform.net/rubric-ato/4176988-ukrainian-forces-advance-15-km-behind-russian-lines-through-underground-routes-on-kupiansk-front.html