Coronavirus has now reached every region in mainland China, with health authorities confirming the first confirmed case in Tibet on Wednesday.
The big picture: 170 people have died and 7,711 confirmed cases in China were reported early Thursday, as the WHO prepares to hold talks on whether coronavirus is a global health emergency. WHO Director-General Tedros Adhanom Ghebreyesus told a news conference the progress of the virus in some countries, "especially human-to-human transmission, worries us."
Go deeper: What's happening with the coronavirus
