Cotter struggles to hide frustration

Scotland head coach Vern Cotter cut a frustrated figure after seeing his team suffer a second successive defeat of this season's Six Nations.



Eight days after going down narrowly to France in Paris, Scotland suffered another painful loss, being edged out 26-23 by Wales.



It was Wales' eighth win in a row against Scotland, and as they revived their title hopes, the Scots are now left heading for a potential mid-table finish.




Marginal gains guide Wales to glory


© Getty Images



In the end it was hard not to feel sorry for Scotland; s…