This time last year, swarms of desert locusts began spreading to countries in the Horn of Africa, devastating crops and people’s livelihoods. FAO's emergency campaign appealed for urgent action to avoid a desert locust plague and a looming humanitarian crisis. One year on, we ask FAO' s senior locust forecasting officer Keith Cressman if we are winning the fight. Host/Producer: Charlotta Lomas, FAO. Photo: ©FAO/Sven Torfinn.