Former US Defence Secretary James Mattis has denounced President Donald Trump, accusing him of stoking division and abusing his authority.
New charges have been announced against all of the sacked police officers present at the death of African American George Floyd in Minneapolis.
Facebook said Tuesday that it had shut down pages and accounts associated with what it said was a hate group, whose members were discussing bringing weapons to the protests that are happening across the country.
A lawyer for the family of George Floyd, whose death sparked unrest across the US, has accused a police officer of "premeditated murder".
Curfews have been ordered in cities across the US to try to stem unrest sparked by the death of a black man in police custody.
The US National Guard has been deployed to Minneapolis after two nights of violent clashes following the death of an unarmed black man in police custody.
US President Donald Trump has signed an executive order aimed at removing some of the legal protections given to social media platforms.
The mayor of Minneapolis asked the Minnesota National Guard to move in after protests in the city over the death of George Floyd in the custody of police escalated Wednesday night with a fatal shooting near the site of the demonstrations, widespread looting, fires and the deployment of tear gas.
Just-released polls contain bad news for President Trump and his Senate allies, with Joe Biden expanding the electoral map to states that have long been safe bastions for the Republican Party.
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.