Michael Brown death: 'We need justice for our son'

The family of an unarmed black teenager killed by a police officer in the US city of St Louis have called for justice for their son.

The father of Michael Brown, 18, also named Michael Brown, told reporters his son was a "good boy" who "deserved none of this".

His mother, Lesley McSpadden, also spoke of her distress, saying that she wished she could have been there to help him.