Wales have the promise of Ross Moriarty .
Dan Lydiate has to reinforce his credentials at this level while Wales 's a golden opportunity for Justin Tipuric to prove he and not injured captain Sam Warburton should be the future at openside flanker .
Wales have the promise of Ross Moriarty but Dan Lydiate has to reinforce his credentials at this level while it 's a golden opportunity for Justin Tipuric to prove he and not injured captain Sam Warburton should be the future at openside flanker .