11:04 AM Though many pundits, analysts, and (reportedly) employees liked Apple's (AAPL -2.3%) big management shakeup (I, II), shares have fallen below the $600 threshold today. Scott Forstall had plenty of critics, but he also earned a lot of respect on account of iOS' success over the last 5 years. Today's decline comes as Chinese regulators give their approval to iPhone 5 models meant for China Unicom (CHU) and China Telecom's (CHA) 3G networks.
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