Food security concerns stoked as exporters curb sales, importers buy more

SINGAPORE/DUBAI (Reuters) - Global food security concerns are mounting as some governments contemplate restricting the flow of staple foods with around a fifth of the world's population under lockdown to fight the widening coronavirus pandemic.Panic buying of household items and store cupboard staples such as rice and flour has occurred in nearly every country hit by the virus, which has infected over 470,000 people across 200 countries. Empty shelves in supermarkets have been common. The..