A brutal heatwave strains power grids, threatens World Cup matches, and plays havoc with celebrations for America’s 250th independence anniversary.

High temperatures coupled with humidity will lead to record heat in vast swathes of the US, days after a deadly heatwave scorched Europe. | World News

The director-general of the WHO said the organisation has partnered with FIFA to help protect players, staff and fans at the 2026 World Cup from the scorching temperatures.