"We are now removing content containing the phrase 'stop the steal' under our Coordinating Harm policy from Facebook and Instagram," said Guy Rosen, VP Integrity.
The historic accord seeks to limit global warming to less than 2 degrees Celsius, the value that climate scientists have determined will have disastrous consequences if exceeded.
During a night of sporadic riots and looting in the city, around 30 police officers were injured, including one whose leg was broken when hit by a truck
"Today Republicans denied the will of the American people by confirming a Supreme Court justice through an illegitimate process—all in their effort to gut the Affordable Care Act and strip health care from millions with pre-existing conditions,”
"It was a candid acknowledgement of what President Trump's strategy has clearly been from the beginning of this crisis: to wave the white flag of defeat and hope that by ignoring it, the virus would simply go away."
The announcement came after registered Democratic voters reported receiving personally addressed emails in the name of the Proud Boys armed militia group.
Facebook has been increasing its efforts to avoid a repeat of events leading up to the 2016 US presidential election, won by Donald Trump, when its network was used for attempts at voter manipulation.
The Democratic presidential candidate's campaign does not allow a large gathering because of COVID-19 restrictions, with at the most a score of people sitting at a distance.
Harris also said that if there is a coronavirus vaccine available during Trump's administration that is not embraced by scientific advisers, she will not take it.
Trump, 74, and First Lady Melania Trump, 50, tested positive for COVID-19 on Friday, a development that upended the Republican leader's election campaign just weeks before the presidential polls on November 3.
In a message to Trump, Xi said that after learning President Trump and Melania have tested positive for COVID-19, he and his wife Peng Liyuan extend sympathy to them and wish them a speedy recovery