Hansen: New Zealand defeat of Springboks showcased southern powerhouse

All Blacks coach believes semi-final debunked theory that the Rugby Championship is lacking in physicality as his side fought hard to reach their first northern hemisphere finalNew Zealand will on Saturday make their first appearance in a World Cup final in the northern hemisphere after a narrow semi-final victory that their head coach, Steve Hansen, said should explode the myth that rugby union in the southern one is soft.The All Blacks trailed 12-7 at the break but fought back in the second half as two of their cap centurions, Dan Carter and Richie McCaw, took charge in the pouring rain as S…