Police have come under attack in Northern Ireland as rival mobs fought in Co Down.
Officers faced a barrage of bottles and stones as they dealt with clashes in the Irish Street area of Downpatrick.
Up to 40 people were involved in the overnight trouble.
A 17-year-old youth was taken to hospital after being stabbed in the chest in Irish Street at about the same time. His condition was not thought to be serious.
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Meanwhile, in Belfast, an officer suffered a head wound after officers were attacked in the Short Strand area of east Belfast earlier today.
The officer was a member of a routine patrol which was attacked by stones on the Albertbridge Road.