Trump administration denies reports billionaire will discuss secret US plans should a war break out with China

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Elon Musk arrived at the Pentagon on Friday morning with plans to be briefed about unspecified military matters, as the Trump administration denied reports that he is to discuss secret US plans should a war break out with China.

Donald Trump and others pushed back against a New York Times report on Thursday night that the key aide to the US president was to be filled in on strategy in the event that China and the US go to war.