Apple's new CEO Tim Cook will announce the much-anticipated iPhone 5 on October 4, according to All Things D. Rumors and hints about the iPhone 5 have circled the internet for months, but a late September or early October date has always been anticipated. All Things D cited anonymous sources "close to the situation." While anonymous sources like this usually are greeted with a healthy skepticism, we've expected a fall announcement long enough that the sources seem credible.