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US denies spying on the UN

The United Nations said it has received assurances from the US Government that its communications networks "are not and will not be monitored" by American intelligence agencies.

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US spy chief says allies spy on America's leaders

The US Director of National Intelligence James Clapper has said that foreign allies regularly conduct espionage activities against American leaders and intelligence services.

His comments came in response to a series of questions during a hearing before the House of Representatives Intelligence Committee.

Mr Clapper also said spying on foreign leaders was a basic tenet of intelligence operations.

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