"He became increasingly radicalized with orthodox Islamic beliefs, ultimately demanding compliance to fundamentalist Islam by his wife and family. He killed his wife because she would not wear Muslim attire, and would not follow his beliefs."
Oh, he killed his kids too (plus two underage nieces for good measure) — I suppose become the damn rug rats weren't sufficiently interested in becoming prayer-rug rats.
Not Islamabad, by the way. Not Riyadh. Not Khartoum. Chicago.