More Than 1,000 Hajj Pilgrims Died. Here’s What to Know.

At least 1,300 people died during the annual hajj pilgrimage in Mecca this year. It was unclear whether the death toll was higher than usual, as each year pilgrims die from heat stress, illness and chronic disease.But the toll has raised questions about whether Saudi Arabia made adequate preparations for intense heat and the influx of unregistered pilgrims who, the authorities say, relied on illicit tour…