U.S. authorities are investigating whether Yahoo appropriately disclosed massive data breaches to investors.

Trump is taking immediate steps to reorder U.S. economic ties, as he meets with U.K.'s May and plans to renegotiate Nafta.

Investors are scaling back bullish bets as Trump takes office, positioning themselves by increasing cash or hedging against a resurgence in volatility.

Samsung blamed the overheating of its Galaxy Note 7 on manufacturing and design problems.

United said a computer issue led to a "ground stop" of its flights until it was lifted Sunday evening.

Abu Dhabi merged two funds to create a $125 billion investment group.

Wall Street is struggling to cash in on the yuan's swoon, even as many expect its decline to continue after falling 6.6% against the dollar in 2016.

Central banks' low interest rates have prompted some of the most conservative investors to join the hunt for higher returns.

OPEC and Russia said they were making progress on pledges to cut back output and raise oil prices.

(END) Dow Jones Newswires

January 23, 2017 02:47 ET (07:47 GMT)

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