The economic and diplomatic costs of China’s coronavirus epidemic mounted on Monday with investors knocking $400 billion off the value of stocks and the government accusing the United States of over-reacting to the outbreak and whipping up panic. The number of deaths in China from the newly identified virus, which emerged in Wuhan city in the central province of Hubei in December, had risen to 361 as of Sunday, up 57 from the previous day, the National Health Commission said. China’s markets plunged at the open in their first session after an extended Lunar New Year break that began on Jan. 23, when the virus had claimed only 17 lives in Wuhan. Since then, the flu-like virus has been declared a global emergency and spread to about two dozen other countries and regions, with the first death outside of China reported on Sunday, that of a […]