As Apple rolls out its latest iPhone on Tuesday, the company faces more competition than ever, The New York Times reports.
Affordability, meanwhile, is a key challenge for Apple in China, according to USA Today.
Sprint pledged to buy more than 30 million iPhones in a deal that could lose it money until 2014, according to The Wall Street Journal.
News of this deal prompted Sprint shares to tumble, Bloomberg says.
Facebook is trying to fight back against viruses and Web scams that target its users, the Guardian reports.
AT&T has started notifying customers who use too much data on their cell phones, according to Wired.
Can your Facebook page indicate whether you're at risk for an alcohol problem? A new study says yes.