The spread of a deadly respiratory virus has prompted the authorities to limit travel in cities in central China, including Wuhan, where the disease was first found last month. It has since spread to at least four other countries. The outbreak comes just before the start of the Lunar New Year holiday on Friday, as hundreds of millions of people travel across China. Epidemiologists fear that could make the virus harder to contain. Here’s a look at the public health crisis in photos.

Source: New York Times January 23, 2020 11:48 UTC