Since the outbreak of the new coronavirus, nations have begun imposing travel restrictions and closing their borders to contain the pandemic's spread. The latest attempt to impose controls involves a smaller territory: the hillside neighborhood of Rocinha in Rio de Janeiro.

Fear dominated financial markets again on Thursday, and stocks fell sharply on worries about the fast-spreading virus outbreak. It's the latest shudder in Wall Street's most volatile week in more than eight years.

Deadly tornadoes knocked out polling places in Tennessee, fears over the coronavirus left some precincts in California and Texas short of election workers, and overwhelmed voting systems led to long lines in Los Angeles as Super Tuesday sent voters surging to the polls in 14 states.

Bus drivers in Moscow kept their WhatsApp group chat buzzing with questions this week about what to do if they spotted passengers who might be from China riding with them in the Russian capital.

Japanese Emperor Naruhito, marking his 60th birthday, offered his sympathy to those affected by the new virus, as concerns over infections forced the traditional gathering of tens of thousands of well-wishers outside the royal palace to be canceled.

The Beijing auto show, the industry's biggest global event of the year, is being postponed in response to the spread of China's new virus.