U.S. city Minneapolis imposes curfew amid violent protests over death of black man

A protester runs from tear gas canisters fired by police outside a police precinct building in Minneapolis, Minnesota, the United States, on May 28, 2020. Minneapolis Mayor Jacob Frey announced on Friday a mandatory nighttime curfew following three straight nights of growing protests and violence in the biggest city in U.S. midwest state of Minnesota over the death of George Floyd, an unarmed black man, in police custody. (Photo by Ben Hovland/Xinhua)