George North to miss Wales friendly against Ireland as he continues recovery

• North could feature in return match in Dublin at end of August• Wales staff optimistic Liam Williams will be fit for World CupGeorge North, who missed the final 10 weeks of last season after suffering three concussions in five months, is still being assessed by Wales’s medical staff after taking part in two overseas training camps and will not be risked in Saturday’s World Cup warm-up match.North is following World Rugby protocols laid down for players who suffer more than one concussion in a calendar year. While the Northampton wing would almost certainly not have been involved in the sell-…