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Donald Trump takes up role as 45th US president

Donald Trump has said he is honoured to be serving the "great American people", as he takes up the mantle of the 45th President of the United States.

One of his first jobs after formally taking office was to sign an executive order on Obamacare.

Later he visited the CIA headquarters in Langley, Virginia where, in a speech to CIA officers, he berated the media saying they had purposefully played down the number of people who attended his inauguration ceremony.

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Washington riots: Protests continue after inauguration

Riots are continuing to erupt throughout Washington in anti-Trump protests just blocks away from where the inaugural parade is set to take place.

Violent protesters have clashed with police and brought traffic to a standstill in the capital.

Around 100 people were arrested by 3pm local time (8pm GMT) and police fired tear gas and concussion grenades to quell the protesters.

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