Democrats edge towards Senate control as Raphael Warnock wins Georgia runoff – as it happened

• This blog is now closed - follow the latest Georgia election news here
• Rev Raphael Warnock defeats Republican senator Kelly Loeffler
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5.35pm GMT

We're moving to a new blog now - follow all the latest news on Georgia runoffs here:

Related: Georgia election live: Jon Ossoff extends lead as Democrats near Senate control

5.11pm GMT

This is Joan Greve in Washington, taking over for Adam Gabbatt.

Donald Trump is now speaking to attendees of the March to Save America" rally in Washington, less than an hour before Congress will convene to certify Joe Biden's victory in the presidential election.

"We will never give up, we will never concede," President Trump tells supporters shortly before Congress meets to certify the electoral votes https://t.co/lj0GqgcN2x pic.twitter.com/L0NrPDpLbQ