A Syrian jet fires rockets over the village of Rahbet Khattab in Hama province. File photo: AFP

The secret app known as ‘Sentry’ that gives Syrian civilians minutes to escape air strikes

Equipped with a simple smartphone app, volunteer plane spotters watch the skies on eight-hour shifts and, when an aircraft appears, share information about its location, direction and, if possible, type

Topic |   Syrian conflict

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A Syrian jet fires rockets over the village of Rahbet Khattab in Hama province. File photo: AFP
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