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South Africa's flanker Francois Louw (C) runs through a tackle by Argentina's Los Pumas hooker Agustin Creevy (L) and lock Matias Alemanno during their Rugby Championship match at Padre Ernesto Martearena stadium in Salta, Argentina on August 27, 2016. / AFP / JUAN MABROMATA (Photo credit should read JUAN MABROMATA/AFP/Getty Images)

South Africa's flanker Francois Louw (C) runs through a tackle by Argentina's Los Pumas hooker Agustin Creevy (L) and lock Matias Alemanno during their Rugby Championship match at Padre Ernesto Martearena stadium in Salta, Argentina on August 27, 2016. / AFP / JUAN MABROMATA        (Photo credit should read JUAN MABROMATA/AFP/Getty Images)