8 million iPhone returned back for problems.

U.S. - Apple has turned the iPhone Foxconn 8 million, due to numerous problems. It could cost Apple $ 1.6 billion, according to a report by China Business.
The report does not mention specific problems smartphones. In addition, it is not known which models are returned.
If the equipment is returned from existing models, such as the iPhone 5 and iPhone 4S, this may eventually appear as a hole in Apple's supply chain. However, if these models are actually affected by the new models "iPhone 5S," Apple may be forced to delay the introduction of the new phone.