Striking miners in South Africa are still refusing to go back to work. The almost month-long stoppage at a platinum mine in Marikana is also hurting the country's President Jacob Zuma politically. His party presidency will be challenged later this year at the African National Congress's national conference. But, expelled ANC youth league leader, Julius Malema is using the current atmosphere of discontent to gain political mileage against Zuma. Al Jazeera's Mike Hanna reports from Johannesburg.