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A teenager spent a night in police custody after an ugly brawl broke out at a rugby league match.
Violent scenes erupted at the end of the NRL game between the Sydney Roosters and Canterbury Bulldogs at Sydney's Allianz Stadium on Thursday night.
More than 50 people were involved in the brawl in the members stand about 9.45pm.
Security swarmed the area and held a teenager until police arrived.
The teenager was taken into custody but released on Friday morning pending further inquiries.