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An usher holds a baton to guide attendees toward the AGM of advertising agency WPP in London, Britain. [Photo/Agencies]

Andrew Yang, a candidate for the Democratic nomination, who will take part in the party's first round of debates next week, tweeted: "When I'm President the plan is to be too busy solving problems to be having rallies for my re-election."

And now, an unintended consequence of shutting down the economy: a coin shortage.

An outbreak at a warehouse of e-commerce firm Coupang in Bucheon, west of Seoul, has seen 69 cases, said the Korea Centers for Disease Control and Prevention.

And via the function of translation, Dar found it quite easy and efficient to understand what his friends were saying on WeChat, no matter it was in Chinese or in other languages, making possible communication without any barrier.