USA: ”Timeline: How the coronavirus got started in the US”

The novel coronavirus outbreak, which began in Wuhan, China, in December, has expanded to touch every corner of the globe. Millions of people around the world have been sickened and hundreds of thousands of others have died. The World Health Organization has declared the virus a global health emergency and rated COVID-19‘s global risk of spread and impact as “very high,” the most serious designation the organization gives. Here’s a timeline of how the outbreak has unfolded so far: