Footage shows a police car apparently driving through a group at a street race in Washington state.
Read morePolice brutality
By Holly Honderich
BBC News, Washington
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Video caption: Albanian protesters burn Christmas trees over police killing Protesters are angry after a man was allegedly killed by police for breaking a coronavirus curfew.
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Video caption: Paris: Tear gas and flames at protest against police violence Large crowds gathered to demonstrate against a bill preventing the publication of photos of police.
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Video caption: CCTV shows Paris police officers beating up a black music producer Music producer Michel Zecler is seen being beaten by officers in his music studio.
EU foreign policy chief 'condemns the killings in Nigeria'
The European Union's foreign policy chief has condemned the killing of protesters demonstrating against police brutality in Nigeria, and has called for justice, according to AFP news agency.
Josep Borrell is quoted by AFP as saying:
Quote Message: It is alarming to learn that several people have been killed and injured during the ongoing protests against the Special Anti-Robbery Squad in NigeriaQuote Message: It is crucial that those responsible of abuses be brought to justice and held accountable.This adds another voice to increasing condemnation of the crackdown from politicians around the world.
US presidential candidate Joe Biden said his "heart goes out to all those who have lost a loved one in the violence".
In a tweet, Former US Secretary of State Hilary Clinton asked Nigerian President Muhammadu Buhari and the Nigerian army to "stop killing young #EndSARS protesters".
The issue has also been brought up in the UK's House of Commons by Labour MP Stephen Doughty who asked if the government will be urgently speaking with the Nigerian high commissioner.