The man was stabbed at a Tesco store on the Ballygomartin Road
A 50-year-old man is in a serious condition after being stabbed at a Tesco supermarket on the Ballygomartin Road in north Belfast.
The incident happened at about 1630 BST on Wednesday. It is understood the injured man is a senior loyalist from the Shankill Road area.
A 30-year-old man was arrested a short time later at Twaddell Avenue
Police said the victim had multiple stab wounds as a result of the attack and was in a serious condition.
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