The FBI in Los Angeles confirms that it's looking into a report that Scarlett Johansson's nude self-photos were stolen from her mobile phone, and separately confirms there is an investigation into hacking of celebrities' mobile phones. The pictures that appeared at BuzzFeed.com seem to show Johansson snapping shots of herself in her own bedroom here in Los Angeles. The crime, if any, would involve hacking into her phone and stealing the photos.
Cropped corner of Scarlett Johansson photo posted at BuzzFeed