This story is published in a content partnership with POLITICO. It was originally reported by Nick Niedzwiadek on politico.com on January 20, 2021.After four years of shattering precedent inside the White House, US President Donald Trump took part in one final presidential tradition on his way out of office Wednesday: leaving a letter for his successor inside the Oval Office.Trump spokesperson Judd Deere confirmed Wednesday that the president had written a letter to president-elect Joe Biden…

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