Operations there have been halted to prevent an explosion.

CNN: UK, Norway say Algeria hostage crisis is over

Mr Hughes condemned the explosion and is calling for CCTV to be installed in the area to prevent further incidents.

BBC: Vehicles damaged after 'explosion' in Denbigh

Nuclear plant operators are battling to prevent meltdowns at three reactors, and Chief Cabinet Secretary Yukio Edano warned Sunday that a hydrogen explosion could occur at Unit 3 of the Fukushima No.1 nuclear power station.

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