Russia once saved drones for bigger targets. Now they're so cheap it'll send as many as 15 after just one Ukrainian soldier.

Source: Business Insider

The growing number and cheap cost of drones mean Russia can send more after every Ukrainian soldier. Wolfgang Schwan/Anadolu via Getty ImagesRussia used to avoid using its drones against a lone Ukrainian soldier or a small group. Now, it's willing to send up to 15 drones after a single Ukrainian soldier, a defense official said.