A nine-year-old Black girl was handcuffed and pepper-sprayed by police in the US city of Rochester, footage released Sunday showed, sparking new outrage over excesses committed by the country's law enforcement. Deputy Police Chief, Andre Anderson said that the girl (who has not been named) had been suffering from a serious mental health emergency, reportedly threatening to take her own life and that of her mother. Officers called to the scene on Friday responded by handcuffing her, before trying to force her into a car and pepper-spraying her when she resisted,...