But suddenly there are quick soft running footsteps, and a child’s voice shouting “I ain't’ done nothink.” More running footsteps, a longer stride and a uniformed youth catches up with the child, who is clutching a brown paper shopping bag and still yelling. “Let me go, I ain't’ done nothing.” Faces lift from the phones and those in the taxi queue look as the young officer catches the barely clothed child wearing shorts and a very oversized t-shirt.