A white Chicago police officer who fatally shot a black teenager last December is suing his family for $10m (£6.9m), claiming emotional distress. Robert Rialmo shot 19-year-old student Quintonio LeGrier six times, killing the boy's neighbour in the process. Mr Rialmo says Mr LeGrier swung at him with a baseball bat from close range, but Mr LeGrier's lawyers say the two were at least 20ft (6m) apart. The lawsuit comes amid a federal investigation into Chicago's police. The investigation is focusing on the use of force by...