Violence erupted for a seventh night across several parts of the US, just hours after President Donald Trump vowed to use military personnel to halt the protests.
"Mayors and governors must establish an overwhelming law enforcement presence until the violence has been quelled," Trump said.
"If a city or state refuses to take the actions that are necessary to defend the life and property of their residents, then I will deploy the United States military and quickly solve the problem for them."
Following his address, he walked from the White House to nearby St. John's Episcopal Church amid tight security to pose for pictures with his daughter Ivanka.
However, a few hours later, thousands of people marched through the streets of Brooklyn, shouting "justice now!", while demonstrators in Los Angeles and New York City clashed with riot police.
George Floyd, a 46-year-old African-American, was killed minutes after a policeman pinned his neck under a knee for nearly nine minutes.
Russia launched a barrage of drones in an overnight attack on Ukraine on Friday, killing at least four people and injuring 35 in the northeastern city of Kharkiv, regional officials said.
Myanmar's junta leader attended a regional summit in Bangkok on Friday, a week after a massive earthquake devastated parts of the impoverished war-torn country, killing more than 3,100, and spurring an appeal for help by the United Nations chief.
Hackers targeting Australia's major pension funds in a series of coordinated attacks have stolen savings from some members at the biggest fund and compromised more than 20,000 accounts in A$4.2 trillion (AED 10.3 trillion) retirement savings sector.
South Korea's Constitutional Court on Friday decided to oust President Yoon Suk Yeol, upholding parliament's impeachment motion over his short-lived imposition of martial law last year that sparked the country's worst political crisis in decades.