Five key areas where Ireland must excel if they are to win at Twickenham

The onus is on Ireland’s front five to paint the right pictures at Twickenham

Jamison Gibson-Park during Ireland's 'Captain's Run' at Twickenham earlier today. Picture: INPHO/Billy Stickland

Scrum 

Today’s referee, Pascal Gauzere, was in charge when Leinster’s scrum struggled against Saracens in their European quarter-final defeat in September.