Police have arrested twin brothers, linked to the terrorist group Daesh, for stabbing their mother to death and injuring father and brother at their home in Al-Hamra, Riyadh, the Interior Ministry announced on Friday.
Sources said the 18-year-olds tried to flee to Yemen, but were arrested in Al-Kharj and are under investigation.
The killings caused panic in the area with many taking to social media to express their horror and condemnation.
The gruesome crime took place on Thursday night with the two attacking their mother first with knives inside a storeroom at their home, where she succumbed to her injuries.
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