An explosion at a mine in western Turkey has left 151 workers dead and scores injured, officials say.

The blast, followed by a fire, occurred at a coal mine near the town of Soma in Manisa province.
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A huge rescue operation is under way to reach hundreds more trapped miners and oxygen is being pumped into the mine.

Large crowds of worried relatives have gathered near the privately owned mine, about 450km (280 miles) west of the capital Ankara.