Amid the deadlock on the front lines, Ukraine's elite soldiers are finding other ways to cause problems for Russia.

CNN’s Nick Paton Walsh reports from the frontlines of Ukraine, where soldiers rush to bring in the wounded as drones constantly look for a target.

Russia’s summer offensive is failing, and Ukraine’s drones are the reason why. With swarms of short- and long-range UAVs, Ukraine is halting Russian advances, crippling supply chains, and taking the fight deep into enemy territory.