Coronavirus infections have a wide range of symptoms, including fever, coughing, shortness of breath and breathing difficulties. Mild cases can cause cold-like symptoms, while severe cases can cause pneumonia, severe acute respiratory syndrome (SARS), kidney failure and death.
Factbox on Barcelona and Argentina forward Lionel Messi, who said he was quitting international soccer after Sunday's loss on penalties to Chile in the Copa America Centenario final and failing again to lift a major trophy with his national team.