The large object seen leaving the cloud before the final breakup has a distinctly Dragon-looking shape (https://youtu.be/2K030HRTutU?t=2m36s), so it appears to have survived whatever happened basically intact. (This isn't super-surprising, Dragon is a pretty compact structure with a pressure hull, compared to a long and skinny rocket.)
Gwynne stated in the press conference that, to her knowledge, the range safety system had not been activated.
Gwynne stated in the press conference that, to her knowledge, the range safety system had not been activated.