The Highlanders have confirmed the signing of Argentina prop Matias Diaz on a year-long deal.
Argentina have recalled veteran centre Felipe Contepomi for Saturday's Rugby Championship clash with Australia.
New Zealand moved a step closer to clinching the Rugby Championship with a 33-15 victory over Argentina in La Plata.
New Zealand coach Steve Hansen insists his side will face a huge challenge against Argentina.
South Africa have recalled scrum-half Fourie du Preez for Saturday's Rugby Championship clash with Australia.
Patricio Albacete will return to Argentina's starting line-up for Saturday's Rugby Championship match with New Zealand.
Edinburgh have signed Argentina back-row Tomas Leonardi on a three-month contract.
Australia secured their first win under coach Ewen McKenzie with a hard-fought 14-13 victory over Argentina in Perth.
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The panel discuss the performances of the other Home Nations and look forward to Wales v Australia.
Stuart Barnes can't wait for South Africa and New Zealand to collide in The Rugby Championship.
Dean Ryan has some empathy with Martin Johnson and looks ahead to the last eight.
Dean Ryan assesses the leading contenders' form ahead of the final round of pool games.