CHRISTCHURCH, NEW ZEALAND - JULY 17: A scrum packs down during The Rugby Championship match between the New Zealand All Blacks and Argentina at AMI Stadium on July 17, 2015 in Christchurch, New Zealand. (Photo by Hannah Peters/Getty Images)
CHRISTCHURCH, NEW ZEALAND - JULY 17: A scrum packs down during The Rugby Championship match between the New Zealand All Blacks and Argentina at AMI Stadium on July 17, 2015 in Christchurch, New Zealand. (Photo by Hannah Peters/Getty Images)