India, July 3 -- A severe heat dome has settled over the East Coast of North America as the FIFA World Cup enters its knockout stages.

Climate Central says the heatwave, at its peak, was made at least five times more likely by climate change.

Matches in cities including Houston, Dallas, Miami and Philadelphia are expected to face dangerously hot conditions for players, fans and stadium workers.

Researchers say the rising heat risk is forcing sports bodies to rethink when, where and how major outdoor tournaments can safely be held.

A severe heat dome has settled over the east coast of North America as the FIFA World Cup enters its knockout stages, pushing several host cities into conditions researchers say are dangerously hot for playe...