CARDIFF, WALES - MARCH 10: Wales centre Jamie Roberts in action during Wales open training ahead ahead of saturday's RBS Six Nations match against Ireland at the Vale Hotel on March 10, 2015 in Cardiff, Wales. (Photo by Stu Forster/Getty Images)
CARDIFF, WALES - MARCH 10: Wales centre Jamie Roberts in action during Wales open training ahead ahead of saturday's RBS Six Nations match against Ireland at the Vale Hotel on March 10, 2015 in Cardiff, Wales. (Photo by Stu Forster/Getty Images)