According to the energy regulator Ofgem:
- The amount of spare capacity on Britain's electricity network is 14%
- That could fall to 4% in 2015/16
- This is because coal-fired power stations are likely to close earlier than expected under EU environmental rules
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Damon Smith from Newton Abbot was found guilty of planting a home-made bomb on the London Underground in October.
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Megan Hurley had reportedly been at the concert with her brother Bradley, 21, who remains in hospital after the terror attack.