This photo provided by the New York Stock Exchange shows the unoccupied NYSE trading floor, closed temporarily for the first time in 228 years as a result of coronavirus concerns.

A lady walks in front of a digital screen inside BSE building as the Sensex goes down in Mumbai.

Security personnel use thermal screening devices on visitors to mitigate the coronavirus pandemic, at BSE Building in Mumbai.

A man walks by an electronic stock board of a securities firm in Tokyo. Major Asian stock markets are higher after Wall Street rallied on US President Donald Trump's promise to pro...

Security personnel use thermal screening devices on visitors to mitigate the coronavirus pandemic, at BSE Building in Mumbai.

A man wears a mask as a preventive measure against coronavirus and watches stock prices on a screen on the BSE building, in Mumbai.

View of the BSE building as the Sensex goes down, in Mumbai. Trading halted for almost 45 minutes as the Sensex crashed by nearly 3000 points.

A digital screen shows stock prices on the facade of BSE building, in Mumbai. Trading halted for almost 45 minutes as the Sensex crashed by nearly 3000 points.

A digital screen shows stock prices on the facade of BSE building, in Mumbai. Trading halted for almost 45 minutes as the Sensex crashed by nearly 3000 points.

A trader uses a hand sanitizer dispenser on the floor of the New York Stock Exchange. The deepening coronavirus crisis is sending stocks into another alarming slide on Wall Street,...

People watch the screen outside BSE building, as the Sensex goes down, in Mumbai.

A man speaks on the phone as he watches the screen outside BSE building, in Mumbai. Equity benchmark Sensex plummeted in opening session led by deepening rout in global markets ami...

People walk past an electronic board showing Hong Kong share index outside a local bank in Hong Kong. Asian stock markets have plunged after global oil prices nosedived on fears th...

A man walks past an electronic stock board showing Japan's Nikkei 225 index at a securities firm in Tokyo. Asian stock markets plunged after global oil prices nosedived on worries ...

People react as they watch the stock prices on a digital screen at the facade of the BSE building, in Mumbai

A currency trader watches computer monitors at the foreign exchange dealing room in Seoul, South Korea. Asian stock markets were mostly higher after Wall Street sank despite an eme...

People pass by the BSE bull outside BSE Building, as the Sensex goes down, in Mumbai.

View of the BSE building with a screen written Black Friday, as the Sensex goes down, in Mumbai.

Traders monitor BSE index at a brokerage firm, as the Sensex goes down, in Mumbai.

Currency traders watch monitors at the foreign exchange trading room of the KEB Hana Bank headquarters in Seoul, South Korea. Shares advanced in Asia with the Shanghai Composite up...