sentences:  However, for safety reasons, if the wicketkeeper is standing up at the stumps he is allowed to move back to a more traditional position.If the batsmen ran an odd number of runs on the original no-ball, the other batsman is now the striker, and the field may be re-positioned for the free hit.In fact re-positioning is also allowed if the striker changes for whatever reason, for example if a new batsman replaces a striker who is run out on the original no-ball, by failing to make his ground on the second run.