BREAKING NEWS: Tournament hosts England will have an additional advantage, as they bid to win the 2015 World Cup.
Irish international flyhalf Jonathan Sexton is closing in on a new four-year contract with French Top 14 side Racing Metro.
The Scarlets have agreed to release their Head Coach Simon Easterby to take up a role with Ireland's international coaching set-up.
Ireland complete a 2-0 clean-sweep of their tour to Argentina, after beating the Pumas 23-17 in the second Test in Tucuman on Saturday.
The mainly home-based Argentinean team does not appear to be a real threat to the powerful Six Nations champions, Ireland.
Ireland coach Joe Schmidt made seven changes and a positional switch to his side ahead of the second and final Test against Argentina.
Argentinean coach Daniel Hourcade has made two changes to his team for the second Test against Ireland, in Tucumán on Saturday.
Ireland dominated the second half to secure a comfortable 29-17 victory over Argentina at the Estadio Centenario in Resistencia on on Saturday.
Castres Olympique prop Ramiro Herrera is the only newcomer in a largely domestic-based Argentina team named to face Ireland.
Uncapped back row forward Robbie Diack will make his Ireland debut against Argentina in Resistancia on Saturday.
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