Warren Gatland warns Wales to stay grounded or face slip-up in Scotland

• ‘Our biggest challenge is not to be happy with beating England’• Gatland says Scotland and Ireland will be ‘two tough games’One of the differences Warren Gatland has made in his 12 years in charge of Wales is the way he has controlled emotions in a country where volatility used to breed inconsistency. There was a period when they were never more vulnerable than when they had beaten England, their oldest rivals, but the New Zealander regarded the victory on Sat