Concern In China As Mystery Virus Spreads

BEIJING, CHINA - JANUARY 23: A Chinese woman wears a protective mask as she leaves a Beijing railway station on January 23, 2020 in Beijing, China. The number of cases of a deadly new coronavirus rose to over 500 in mainland China Wednesday as health officials locked down the city of Wuhan in an effort to contain the spread of the pneumonia-like disease. Medicals experts have confirmed that the virus can be passed from human to human. In an unprecedented move, Chinese authorities put travel restrictions on the city of 11 million and two other neighboring cities, preventing people from leaving after 10 AM local time Thursday. The number of those who have died from the virus in China climbed to at least 17 on Thursday and cases have been reported in other countries including the United States,Thailand, Japan, Taiwan and South Korea. (Photo by Kevin Frayer/Getty Images)