She held her other hand across her body to her ear longer than she really needed to for the surprising pain of the hit.  She had to keep the act of a kid.  She lowered her head down with a whimper of pain.  She glanced around without moving her head, looking at the options to run and escape.  Though his hold was fairly secure on the wrist that had been closest to his pocket. 

"I didn't do nothing, mister.  I just bumped into you."  She struggled with his hold.  Her voice was more of an alto tone, not different than any kid around.  One of the kids had just come by to get the ball that had ended up near Nat's foot.  The boy knew Nat, and she had hung out around with him from time to time.  He gave a motion of the guy letting her know that he would keep an eye on what happened in case she needed help later.