US House delivers article of impeachment against Trump to Senate – as it happened

• Nancy Pelosi sent charge of incitement to Senate
• Janet Yellen confirmed as first female US Treasury secretary
• DoJ watchdog looks into possible collusion with Trump effort
• Biden says mask-wearing can save 50,000 lives by end of April
• Fauci: US scientists working to upgrade Covid vaccines for variants
• Dominion Voting Systems to file lawsuit against Giuliani
• Biden to drop Trump's military transgender ban

1.12am GMT

Here's a recap of today, from me and Joanna Walters:

12.56am GMT

Mitch McConnell, the leader of Senate Republicans for over a decade, now finds himself in the position every caucus leader dreads: out of power in the chamber, in charge of an unruly bunch of politicians, and under pressure over how to handle the impeachment of Donald Trump.

And as McConnell became the Senate minority leader last week, he was confronted with two pressing concerns: retaining power through early negotiations with his Democratic counterpart Chuck Schumer, the new Senate majority leader, and figuring out how to proceed on the impeachment trial of Trump, which is set to begin in early February.

Related: Mitch McConnell 'plays the long game' to retain some power as it slips away