FIFA World Cup 2026 live updates: Mexico against South Africa is first match

FIFA World Cup 2026 LIVE updates: Tournament kicks off as Mexico host South Africa

FIFA launched 2026 World Cup with 48 teams across three nations; opening match Mexico vs South Africa at Mexico City's Azteca Stadium. New rules include expanded VAR, mandatory water breaks, 5-second anti-stalling countdown, and 10-second substitution window—operational efficiency design for broadcast monetization at scale.