Harte was ratified following recommendations by a five-man selection committee who preferred the Errigal Ciaran boss ahead fancied duo Brian McIver and McKenna.

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Tony Fountain, NDA chief executive, said the selection of Babcock Dounreay Partnership as the preferred bidder was a significant step in the authority's drive to attract "world-class management and innovation" to its sites.

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"Offering preferred seats for sale to all Delta passengers means that we are offering different seat selection options to enable more passengers to travel in their seat of choice, " she said.

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