Tension in Minneapolis after fatal shooting of a black man

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Riot police have fired tear gas and stun grenades at protesters. The fatal shooting of a black man by a police officer in the US city of Brooklyn Center in Minnesota was an accident, the police say. India overtakes Brazil in its coronavirus cases. But millions still gather to take a dip in the Ganges river at a religious festival. And in a rare admission, China's top disease control official says the efficacy of the country's Covid vaccines is low. What does that mean for the vaccine programme?