WSJDigitalNetwork-Video-News:'Airpocalypse' in China: Scenes of Heavy Smog | WSJ Foreign Bureau

Much of northeastern China has been shrouded in heavy smog, forcing the closure of roads, schools and a major airport, and adding to public pressure on Chinese officials to address mounting concerns over air pollution.



What's News: Apple introduces two additional tablets to its product line: the iPad Air and new iPad mini. A federal judge allows a suit challenging health-law subsidies to proceed. Netflix surpasses HBO in subscribers. Joanne Po reports.


"Scaling can take many dimensions, but what's happening within the company is all of a sudden you're now moving to a place where you are reaching more clients. You now are becoming a more dominant player in this new market, and you want to ultimately become number one, two or three in your market," says Scale Venture Partners' Kate Mitchell.


"Probably my greatest success as an entrepreneur has been identifying not just the next thing, but partnering and making alliances with businesses that would benefit from your success, rather than have to go it alone," says Jay Samit, President of ooVoo.