In this Thursday, June 30, 2016 photo, a cloudy sky is seen through the broken glasses of a window, inside the workshop building of the Penallta colliery in Hengoed, South Wales. (AP Photo/Emilio Morenatti)
In this Thursday, June 30, 2016 photo, a cloudy sky is seen through the broken glasses of a window, inside the workshop building of the Penallta colliery in Hengoed, South Wales. (AP Photo/Emilio Morenatti)
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