Trump repeats false claims at Georgia rally amid fears he may damage Senate Republicans

• Governor rejects demand to overturn presidential result
• Analysts: refusal to accept loss to Biden may depress turnout
• David Litt: Claims of fraud' have a long history. They are false

Donald Trump returned to the campaign trail on Saturday - not, notionally at least, in his quixotic and doomed attempt to deny defeat by Joe Biden, but in support of two Republicans who face January run-offs which will decide control of the US Senate.

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