[contentcards url=”https://www.cbc.ca/radio/asithappens/as-it-happens-thursday-edition-1.5462496/kenyan-farmers-traumatized-as-swarms-of-locusts-devour-crops-in-seconds-1.5462979″ target=”_blank”] UN warns of potential ‘catastrophe’ as billions of locusts consume crops Men attempt to fend off a swarm of desert locusts flying…