MOSCOW, May 8. /TASS/. Russia will upgrade its most advanced Korsar drone to increase its operational range and furnish it with an electronic warfare system, state hi-tech corporation Rostec said ...

TASS/. The combat radius of Russia's newest Korsar short-range drone is planned to be increased from 120 to 200 kilometers, CEO of the Rybinsk-based Luch design bureau, part of the Russian United ...