Sexton injury the only blow as Leinster rout Saints

Northampton has been a happy hunting ground for Leinster in the past and they have the scent of a quarter-final berth in their nostrils yet again after this impressive win.

[team1]Northampton Saints[/team1][score1]16[/score1][team2]Leinster[/team2][score2]43[/score2][/score]

Northampton has been a happy hunting ground for Leinster in the past and they have the scent of a quarter-final berth in their nostrils yet again after a deeply impressive defeat of the Saints in Pool 1 of the Heineken Champions Cup on Saturday afternoon.