Argentina stun South Africa thanks to replacement fly-half’s late penalty

• Argentina 26-24 South Africa• Santiago González Iglesias puts over crucial kickSantiago González Iglesias kicked a late penalty as Argentina gained revenge for the previous week’s Rugby Championship defeat to South Africa by claiming a 26-24 victory over the same opponents in Salta.The Pumas appeared to be letting another 10-point lead slip through their fingers, like they did in the final 15 minutes to lose 30-23 in Nelspruit but this time they made home advantage count courtesy of the 78th-minute three-pointer by the replacement González Iglesias. Related: All Blacks retain Bledisloe Cup w…