The scrutiny committee at Cumbria County Council has decided not to re-examine the initial decision against a potential underground nuclear waste dump in Cumbria.
The committee examined how and why the decision was reached to rule the county out of the project.
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Mr Johnson won by a clear majority, securing 92,153 votes, with Mr Hunt receiving 46,656.
The six-week campaign between Boris Johnson and Jeremy Hunt had been fiercely contested, but Mr Johnson had always been the frontrunner.
A yellow weather warning has been put in place for most of the UK from 6pm tonight until 9am tomorrow.