Back-row balance key for Wales with Sam Warburton set for return to rank and file | Paul Rees

The Wales openside is set to relinquish the captaincy to Alun Wyn Jones and is under increasing pressure to justify his place in the side for the Six Nations. But a perception that his powers have diminished is not necessarily fairThe announcement of Wales’s Six Nations squad on Tuesday has been overshadowed by speculation that Sam Warburton, who has led the side since 2011, would be relieving himself of the position before it was snatched away. The armband is set to be given to the second row Alun Wyn Jones, a 31-year old warrior whose relish for battle is undimmed by time.The captaincy issue…