Orlando Pirates could be without influential winger Ghampani Lungu for the Carling Knockout Cup semi-final after the Zambian international suffered an ankle injury. The 28-year-old is facing a potential spell on the sidelines that could keep him out for the remainder of November. The Football Association of Zambia (FAZ) has confirmed that Lungu could be sidelined for 14 to 21 days due to an ankle sprain. As a result, he has been withdrawn from t…