Russia is intensifying its air war in Ukraine. A secretive factory is ramping up drone production to fuel the offensive

A manufacturing plant in Russia’s Tatarstan region has significantly scaled up its production of Iranian-designed drones, using a range of Chinese components, and recruiting a low-skilled workforce of Russian teenagers and African women, according to CNN analysis and Ukrainian defense intelligence sources.

​ A manufacturing plant in Russia’s Tatarstan region has significantly scaled up its production of Iranian-designed drones, using a range of Chinese components, and recruiting a low-skilled workforce of Russian teenagers and African women, according to CNN analysis and Ukrainian defense intelligence sources. Read More Breaking News, Latest News and Videos | CNN