News bites: Apple hires Dixons CEO to run retail business

Apple hired John Browett, chief of European electronics retailer Dixons, to run its retail store business, Reuters reports.

European antitrust regulators are investigating Samsung over cellphone patents, Bloomberg reports. 

Verizon Wireless's deal with Comcast could lead to an awkward competition with Verizon's FiOS broadband and TV service, The Wall Street Journal reports.

Sheryl Sandberg, Facebook's chief operating officer, told CNBC the social network's initial public offering will create jobs and "change the world."