Yesterday, Cliff, Caitlin and I drove through the magical land of Connemara, with its lofty peaks and expansive views of the Twelve Ben Mountains and flat boggy peat planes.

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At a time when cuts in defence spending are making life tough for suppliers of military aircraft, those who make commercial planes are working flat out to expand their factories.

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Traces were also found on two planes at Heathrow airport, at the British embassy in Moscow and at a flat in Hamburg, Germany, linked to Mr Kovtun.

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