Law enforcement says an Argentine player smacked a Spanish rival during the 2026 World Cup final.
A brief melee followed, then turned into a full‑blown melee after the match.
Officers arrested a handful of supporters in New Jersey when fans confronted each other in the streets.
FIFA launched an investigation into the post‑game disorder.
The Argentina skipper posted his team's perspective after being sent off.
Critics have condemned the unruly behaviour on the field and in the city.