Update:
www.bbc.com
Trump ally Steve Bannon has surrendered to authorities to face contempt of Congress charges after refusing to give evidence about the Capitol riot.
Mr Bannon defied a summons to testify on what he knew about plans for the protest that ended with Trump supporters storming Congress.
On Friday, the Justice department formally charged Mr Bannon, a former Trump White House strategist.
He now faces up to a year in prison and a $100,000 (£74,429) fine.
Mr Bannon, 67, surrendered to officials at the FBI's Washington DC field office on Monday morning.
Supporters of former president Donald Trump stormed the US Congress building on 6 January as results of the 2020 election were being certified inside.
Steve Bannon surrenders to face contempt charges

Capitol riot: Steve Bannon defiant after surrendering to FBI
The former top Trump adviser told reporters: "This is going to be the misdemeanour from hell."

Trump ally Steve Bannon has surrendered to authorities to face contempt of Congress charges after refusing to give evidence about the Capitol riot.
Mr Bannon defied a summons to testify on what he knew about plans for the protest that ended with Trump supporters storming Congress.
On Friday, the Justice department formally charged Mr Bannon, a former Trump White House strategist.
He now faces up to a year in prison and a $100,000 (£74,429) fine.
Mr Bannon, 67, surrendered to officials at the FBI's Washington DC field office on Monday morning.
Supporters of former president Donald Trump stormed the US Congress building on 6 January as results of the 2020 election were being certified inside.