Leinster complete double to join the elite with victory over Scarlets

• Leinster 40-32 Scarlets• Leo Cullen’s side too good for stubborn ScarletsIrish rugby’s remarkable season continued as Leinster became only the sixth side to achieve a European and domestic double. Given Ireland’s recent Six Nations Grand Slam, this season has been a rhapsody in green and blue.The Guinness Pro14 may have been lower down Leinster’s list of priorities but this achievement should not be underestimated. After being crowned kings of Europe in Bilbao a fortnight ago it would have been easy for Leo Cullen’s side to lose focus. Related: Sexton and Nacewa kick Leinster to Champions Cu…