Drone pilots run into a problem while trying to spot Russian troops
by from CNN.com - RSS Channel - App International Edition on (#6246Y)
Hidden under the trees is a Ukrainian drone team, spying on Russian positions. Drones are used to mark the target for artillery strikes, but they are not immune to Russian signal jamming. CNN's Nic Robertson takes a look at some of the high-tech combat tools being used in the Ukraine-Russia war.