Caelan Doris: Ireland must keep improving to retain Six Nations title

Ireland are bidding to become the first country to lift the Six Nations title three years in a row.

Caelan Doris was named captain ahead of Ireland’s autumn campaign. Pic: Niall Carson/PA

Captain Caelan Doris acknowledges back-to-back champions Ireland must improve and evolve in order to continue their recent domination of the Guinness Six Nations.

Ireland are bidding to become the first country to lift the title three years in a row since the tournament was expanded in 2000.