Planes, helicopters and firefighters are tackling the wildfire sweeping through Arizona that has killed 19 people and destroyed around 1,000 houses.
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Gunshots and explosions have been reported at Istanbul's Ataturk Airport.
Police say they are keeping an open mind about the motive and appealed for anyone with information to come forward.
Rain will clear east through this evening to leave a drier night for most, however showers will continue across some northern areas.