We’ve just been reading further updates from the Greek authorities, published on the website of the fire service.
As well as updating the death toll to 36, they say:
Sixty-six people have been injured, of whom six are in intensive care
A search operation is ongoing, with rescuers focused on the first three carriages of the passenger train.
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The operation is involving 150 firefighters, using 17 vehicles and 4 cranes. Thirty ambulances are on the scene
Police describe it as a “tragic train accident” and say investigators from Athens and Thessaloniki have been dispatched to assist local authorities