Tim Cook of Apple announces that Verizon Wireless will carry the iPhone in January 2011. Apple is expected to unveil its latest iPhone on Wednesday. Mark Lennihan/AP hide caption

itoggle caption Mark Lennihan/AP

Attendees of Apple's 2012 World Wide Developers Conference look at the new MacBook Pro with Retina display. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

Customers talk with Apple employees, in blue, inside a San Francisco Apple store on Friday, the first day of the launch of the new iPad. Paul Sakuma/AP hide caption

itoggle caption Paul Sakuma/AP

A group of protesters demonstrate outside Foxconn's annual meeting in Hong Kong last year. Working conditions at the company's plants have brought criticism on Apple. Mike Clarke/AFP/Getty Images hide caption

itoggle caption Mike Clarke/AFP/Getty Images