The third explosion in the Turkish town of Reyhanli, close to the Syrian border, appears to have been a smaller blast caused by a car engine or a building boiler room, local reporters have told Reuters.
It followed two car bombs that exploded in the early afternoon in the city and killed around 40 people.
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Although Israel was widely believed to have been behind the airstrike on September 6, it has never before commented publicly on it.
Top temperatures of 12 Celsius (54 F).
Sarah Sanders, the White House spokeswoman, acknowledged that the attack wasn’t even mentioned in the phone call.