Argentina Test looms as D-Day for Michael Cheika and Wallabies

After eight Test losses in 10 if Australia finish bottom of the Rugby Championship change must be consideredIf Rugby Australia is not prepared to make the tough call to remove Michael Cheika, the Wallabies coach may have to do the honourable thing and fall on his sword.Rugby Australia chief-executive Raelene Castle recently declared Cheika would see out his contract until the World Cup in Japan next year. Related: Rugby union power rankings: All Blacks still No 1 despite rare defeat | Gerard Meagher Related: Latest Wallabies disappointment underlines need for change | Bret Harris Contin…