A video walkthrough for Phoenix Wright: Ace Attorney for the Nintendo DS. Episode 3: Turnabout Samurai, part 15 of 21.
In this part, Cody testifies that he took a photo, but he lies and says he erased it. Phoenix concludes that the person in the Steel Samurai costume was the victim, not the defendant. Cody reveals the photo, which shows that the victim died near Studio 2. So, basically, the entire case has been turned on its head again.