10 things you need to know before the opening bell

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North Korea fires another missile. The missile, which flew for nearly 2,300 miles, was fired less than two weeks after North Korea conducted a suspected hydrogen bomb test.

Terrorists attack London. A device exploded on a London Underground train at the Parsons Green tube station, injuring several people.

Lehman Brothers failed 9 years ago. For many Americans, the low point of the financial crisis was the collapse of Lehman Brothers on September 15, 2008. Here are 11 pieces of memorabilia you can buy to remember the firm.

Bitcoin is getting hammered. The cryptocurrency trades down another 9% at $3,086 a coin and has now plunged more than 37% since its September 1 peak.

Softbank wants to invest in Uber - if it gets a big discount. The Japanese conglomerate is in talks to invest $10 billion in Uber, giving it a stake of up to 22%, the Wall Street Journal says. However, Softbank wants to get in at a $50 billion valuation, and Uber was last vauled at $69 billion.

Alphabet is reportedly close to investing $1 billion in Lyft. The potential investment could come from either Google or from CapitalG, Alphabet's investment division, Bloomberg says.

The maker of Angry Birds is going public. Rovio Entertainment announced plans to go public at a $1 billion valuation, with shares expecting to price between 10.25 and 11.50 euros, Reuters reports.

Oracle's outlook is a drag. Oracle beat on the top and bottom lines but gave disappointing profit and cloud gudiance, pushing shares lower by more than 5% after Thursday's closing bell, Reuters says.

Stock markets around the world are mostly lower. Australia's ASX (-0.82%) lagged overnight and Britain's FTSE (-1.2%) trails in Europe. The S&P 500 is set to open little changed near 2,493.

US economic data is heavy. Empire Manufacturing and retail sales will be released at 8:30 a.m. ET before industrial production and capacity utilization are announced at 9:15 a.m. ET. Data concludes for the week with the 10 a.m. ET release of University of Michigan consumer confidence. The US 10-year yield is up 2 basis points at 2.20%.