Uncertain grain market due to Covid-19

It is not easy to be a grain merchant in the current corona crisis. Nobody knows how the global economy will be in a few months. Will there be a second wave of infections? And if so, to what extent? How long will it take to get a safe vaccine against Covid-19? How long will the economic recession last? How deep is the hole that the economies will fall into? Rain in the USA At the end of last week, corn became more expensive in the Chicago futures market due to drought in the Midwest in the Uni