Demonstrations outside Mexico City’s Estadio Azteca disrupted the start of the World Cup, leading to clashes between protesters and police. Dozens were involved in the confrontations as the first match commenced. The nature of the protests and the specific grievances of the demonstrators remain unclear, though reports indicate a planned demonstration. Authorities responded to the protests with a visible police presence, resulting in physical altercations. Further details regarding injuries or arrests have not yet been released. The incident casts a shadow over the opening of the tournament in Mexico.