The new coronavirus, identified in January in Wuhan, China, and pictured in this Centers for Disease Control and Prevention illustration, has sickened thousands globally, but just 12 in the U.S. New diseases tend to sound scary, but experts say that for us, the regular seasonal flu — which has killed more than 8,000 Americans so far this season — poses much more of a risk than the coronavirus. Here’s what you need to know about this new virus.