9to5 Mac is reporting that the next-generation iPhone is in the final stage phase before production begins. Quoting a "previously accurate Apple source," 9to5 notes that some high-level Apple and carrier executives are testing near-final iPhone prototypes.
The source also claims that the new model will be released in September, and the Verizon model will still depend on Wi-Fi for FaceTime sessions (no word on if the AT&T model will handle FaceTime any differently