Coronavirus: What You Need To Know As Cases Top 336,000 Worldwide

At least 336,000 people have contracted the novel coronavirus and over 14,600 have died, according to a tally by Johns Hopkins University.

According to CNN's tally of cases, more than 400 people have died from the virus in the United States.

Olympics in doubt: Canada is the first country to announce it won't send a team to this year's Tokyo Olympics. Japan's Prime Minister Shinzo Abe said postponing the Games is a possibility.