Russia Bets on Small Infiltration Cells as Frontoline Push Stalls
ISW reports Russian offensives across Sumy, Kharkiv and other sectors on Aug 15–16 yielded no confirmed ground advances; Moscow is increasingly using small infiltration groups (1–3 soldiers), glide bombs, and drones to probe Ukrainian defenses and disrupt logistics, while claims of gains are disputed and Ukrainian forces continue to hold key positions amid ongoing strikes.