AT&T was quick to join Verizon in releasing a statement to store employes banning the use of vacation time between the 21st and 30th of September. This further predicts the new iPhone’s availability in stores.Techcrunch states
Our source also mentioned that blue carrier employees are undergoing training for an “iconic release.”
This also means that is almost for certain that Apple will be announcing the new iPhone in the weeks before the 21st. The predicted date being the 12th.