Nearly 50 people die of thirst in Sahara desert after lorry breaks down

The update

Only two survived after trekking more than 50km (30 miles) across the desert to alert the authorities

What shifts

For those following people, die, thirst, sahara, desert, this report from BBC introduces a variable that could shift existing calculations.

The wider picture

Earlier reporting from BBC and comparable outlets sketched the conditions that would eventually produce an event like this.

Where this fits in Signal Ledger

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The editorial line

Signal Ledger reads this through the lens of people, die, thirst, sahara, desert: Only two survived after trekking more than 50km (30 miles) across the desert to alert the authorities.