Is he a US convert? Where are his parents from?
The only thing I can find on parents is their names, and that they all live in the same house. This is from his arrest in 2015:
http://triblive.com/news/adminpage/9656894-74/aziz-islamic-state
No mention of where they’re from.
Bonus: This Daily Mail article from 2015 says that he had threatened to behead Obama, but I don’t know if he’s being charged with that.