Russian forces only deployed a few Shahed kamikaze drones at a time, but now there are up to 700 per night. In addition to terrorizing Ukraine's population, these drone swarms are pummeling its crucial arms industry.

Russia pounded Ukraine with hundreds of drones and missiles overnight and Saturday as part of a stepped-up bombing campaign that killed at least six people and wounded dozens, officials said.

Hundreds of Russian attack drones and more than two dozen cruise missiles targeted Ukraine overnight, killing at least two people, Ukraine said.