Protests across the United States against police killings of unarmed black men have continued, with calls for nationwide dialogue and a “die in” in one city.

Civil rights leaders have condemned the decision not to charge a white New York City police officer over the chokehold death of a black man and are planning a march and a summit on racial justice in Washington.

Protests have erupted across New York and in US cities from Georgia to California after a white police officer was cleared over the chokehold death of an unarmed black man.