How the All Blacks could lose their No 1 world ranking

RUGBY CHAMPIONSHIP SPOTLIGHT: New Zealand has been the top-ranked team since November 16, 2009 - undoubtedly the best and most consistent team.

However, their reign could come to an end on Saturday, should they lose to Argentina in their opening game of the Rugby Championship.

If Los Pumas beat the All Blacks by more than 15 points in Buenos Aires, the New Zealand side would lose their No.1 ranking to Wales, who would take over the mantle for the first time in their history.

* To read the @rugby365com preview, CLICK HERE!

Here is what must happen for the All Blacks to the toppled from first place ...