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A man kisses his son, rescued of the mine, on May 13, 2014 after an explosion in a coal mine in Manisa. At least 157 miners were killed in collapsed coal mine in the western Turkish city of Manisa. 'At least 200-300 workers were working in the mine when an electric fault caused an explosion,' the mayor of Soma, a district of Manisa, told private NTV television. AFP PHOTO/BULENT KILIC / AFP / BULENT KILIC (Photo credit should read BULENT KILIC/AFP/Getty Images)

A man kisses his son, rescued of the mine, on May 13, 2014 after an explosion in a coal mine in Manisa. At least 157 miners were killed in collapsed coal mine in the western Turkish city of Manisa. 'At least 200-300 workers were working in the mine when an electric fault caused an explosion,' the mayor of Soma, a district of Manisa, told private NTV television. AFP PHOTO/BULENT KILIC / AFP / BULENT KILIC        (Photo credit should read BULENT KILIC/AFP/Getty Images)

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MANISA, TURKEY - MAY 14: A miner is evacuated from the fire at a coal mine in the Soma district of Manisa, Turkey on May 14, 2014. An explosion and fire in the western Turkish province of Manisa followed an electrical fault on Tuesday afternoon, on May 13, 2014 killed at least 205 miners and injured many others. The deaths of 205 miners in a fire at a coal mine in western Turkey on Tuesday could be the worst mining disaster in the country's history, Turkey's Energy Minister Taner Yildiz said Wednesday. (Photo by Murat Kula/Anadolu Agency/Getty Images)

MANISA, TURKEY - MAY 14:  A miner is evacuated from the fire at a coal mine in the Soma district of Manisa, Turkey on May 14, 2014. An explosion and fire in the western Turkish province of Manisa followed an electrical fault on Tuesday afternoon, on May 13, 2014 killed at least 205 miners and injured many others. The deaths of 205 miners in a fire at a coal mine in western Turkey on Tuesday could be the worst mining disaster in the country's history, Turkey's Energy Minister Taner Yildiz said Wednesday. (Photo by Murat Kula/Anadolu Agency/Getty Images)

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MANISA, TURKEY - MAY 14: A miner is rescued from the fire at a coal mine in the Soma district of Manisa, Turkey on May 14, 2014. An explosion and fire in the western Turkish province of Manisa followed an electrical fault on Tuesday afternoon, on May 13, 2014 killed at least 205 miners and injured many others. The deaths of 205 miners in a fire at a coal mine in western Turkey on Tuesday could be the worst mining disaster in the country's history, Turkey's Energy Minister Taner Yildiz said Wednesday. (Photo by Murat Kula/Anadolu Agency/Getty Images)

MANISA, TURKEY - MAY 14:  A miner is rescued from the fire at a coal mine in the Soma district of Manisa, Turkey on May 14, 2014. An explosion and fire in the western Turkish province of Manisa followed an electrical fault on Tuesday afternoon, on May 13, 2014 killed at least 205 miners and injured many others. The deaths of 205 miners in a fire at a coal mine in western Turkey on Tuesday could be the worst mining disaster in the country's history, Turkey's Energy Minister Taner Yildiz said Wednesday. (Photo by Murat Kula/Anadolu Agency/Getty Images)

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MANISA, TURKEY - MAY 14: A miner is evacuated from the fire at a coal mine in the Soma district of Manisa, Turkey on May 14, 2014. An explosion and fire in the western Turkish province of Manisa followed an electrical fault on Tuesday afternoon, on May 13, 2014 killed at least 205 miners and injured many others. The deaths of 205 miners in a fire at a coal mine in western Turkey on Tuesday could be the worst mining disaster in the country's history, Turkey's Energy Minister Taner Yildiz said Wednesday. (Photo by Murat Kula/Anadolu Agency/Getty Images)

MANISA, TURKEY - MAY 14:  A miner is evacuated from the fire at a coal mine in the Soma district of Manisa, Turkey on May 14, 2014. An explosion and fire in the western Turkish province of Manisa followed an electrical fault on Tuesday afternoon, on May 13, 2014 killed at least 205 miners and injured many others. The deaths of 205 miners in a fire at a coal mine in western Turkey on Tuesday could be the worst mining disaster in the country's history, Turkey's Energy Minister Taner Yildiz said Wednesday. (Photo by Murat Kula/Anadolu Agency/Getty Images)

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MANISA, TURKEY - MAY 14: A miner is evacuated from the fire at a coal mine in the Soma district of Manisa, Turkey on May 14, 2014. An explosion and fire in the western Turkish province of Manisa followed an electrical fault on Tuesday afternoon, on May 13, 2014 killed at least 205 miners and injured many others. The deaths of 205 miners in a fire at a coal mine in western Turkey on Tuesday could be the worst mining disaster in the country's history, Turkey's Energy Minister Taner Yildiz said Wednesday. (Photo by Murat Kula/Anadolu Agency/Getty Images)

MANISA, TURKEY - MAY 14:  A miner is evacuated from the fire at a coal mine in the Soma district of Manisa, Turkey on May 14, 2014. An explosion and fire in the western Turkish province of Manisa followed an electrical fault on Tuesday afternoon, on May 13, 2014 killed at least 205 miners and injured many others. The deaths of 205 miners in a fire at a coal mine in western Turkey on Tuesday could be the worst mining disaster in the country's history, Turkey's Energy Minister Taner Yildiz said Wednesday. (Photo by Murat Kula/Anadolu Agency/Getty Images)