Joey Carbery is set for his second Six Nations start in a row on Sunday as Brian O'Driscoll warns that the Ireland's best policy is not to over-rely on Johnny Sexton.
The Ireland captain's hamstring injury has cleared up and, he took on media duties again on Tuesday, it was expected he would come back into the side after missing the France defeat.
However, Sexton was this afternoon be named on the bench by Andy Farrell for the Aviva Stadium clash with Italy.
