Richie Mo’unga keeps All Blacks' flyhalf jersey for Springboks opener

Beauden Barrett to start at fullback in YokohamaSonny Bill Williams on strong New Zealand benchBeauden Barrett will start at fullback for New Zealand in their World Cup Pool B opener against South Africa in Yokohama on Saturday after coach Steve Hansen retained Richie Mo’unga at flyhalf.Barrett has played most of his career at flyhalf but has been shifted to fullback this year in order to accommodate Mo’unga, though he did start the All Blacks’ final 92-7 warmup win over Tonga in the No 10 jersey. Related: Rugby World Cup: All Blacks cover up tattoos in Japan to tackle yakuza link Related: Th…