As millions head to North America for the biggest World Cup in history, concerns are growing over crime, security fears and risks around some host cities where supporters may need to watch far more than the football.

Organizers fear Fifa event will deepen crisis as short-term listings proliferate and sweeps displace unhoused people

Researchers warn of a ‘real risk’ of unsafe conditions, with matches in Miami most likely to be affected, but the picture is mixed across the 16 stadiums