From how it spreads to where it originated, here's a look at everything you need to know about the deadly contagion. A growing list of nations are preparing for the illness to breach their borders and numerous high profile events and gatherings have been cancelled amid the outbreak.
On Tuesday, March 17, West Virginia Gov. Jim Justice on Tuesday night said the state has reported its first positive case of the new coronavirus, meaning that all 50 states have now confirmed cases.
Justice said the confirmed case is in the state's Eastern Panhandle, an area close to Washington, D.C. He did not immediately disclose the county where the illness occurred. RELATED: Should you cancel your trip?