CNN CNN Newsroom Live August 5, 2015 05:47:00
Swarms of locusts devour entire fields. officials say at least 10% of crops have already been destroyed. it's devastating the livelihoods of local farmers like piotr stefenchenko. "look," he says. "there's nothing left on the corn. the locusts ate it all, from the leaves to the cobs." officials from the russian ministry of agriculture say they're stepping up efforts to save the harvest, declaring a state of emergency and spraying the crops with powerful pesticides. but officials admit the locust swarm is moving too fast across southern russia. >> translator: volgograd, dagest dagestan, there i...