Rassies unexpected flex- Why the rest of the world should be terrified of these Boks

South Africa awoke from a self-imposed slumber at Ellis Park on August 31. You read that right. After winning back-to-back William Webb Ellis Cups playing a style of rugby the majority of non-South Africans didnt like, Rassie Erasmus flexed. He showed off. And that should send a shiver down the spine of the rugby world. []