Demonstrators gathered Wednesday for a second night of protests in the US over the killing of a handcuffed black man by a policeman who held him to the ground with a knee on has neck.

Reeling from a Democratic impeachment investigation and rebellion in his own Republican Party, President Donald Trump retreats Thursday to his comfort zone: the 2020 campaign trail.

A policeman accused of murdering an Australian in Minneapolis last year has asked to borrow a squad car to recreate the shooting Friday, when lighting conditions are expected to be the same. Mohamed Noor shot Justine Damond as she approached his car, having alerted police to what sounded like a rape taking place in a…