The once seemingly distant threat of the coronvirus outbreak in China is starting to spread and the U.S. economy is showing its first symptoms.
Apple AAPL, +1.66% warned on Monday that sales in the current quarter could fall short of forecast because of production delays tied to the virus infection, now known as COVID-19. Other U.S. companies such as WalMart WMT, -1.29% have since issued similar warnings.
