Northampton’s Calum Clark has England hopes after defeat of Harlequins

• ‘I’d like to play a part in Six Nations,’ says Saints flanker• Quins’ Conor O’Shea insists: ‘I feel we turned a corner’ • Match report: Harlequins 25-30 NorthamptonNorthampton ushered in 2014 by defeating Harlequins and they saw out the year in which they finally won the Premiership in the same way – this time at the home of England, a ground they have become accustomed to visiting.They were some way short of their assertive best but a combination of knowhow and self-belief allowed the champions to douse the home side’s early fire and finish the first half of the season on top of the table i…