Connacht v Leinster: Big match talking points

Jamison Gibson-Park of Leinster recieves a yellow card from referee Karl Dickson during the Heineken Champions Cup Round of 16 First Leg match against Connacht at the Sportsground

KNOCKING HEADS 

Should Jamison Gibson-Park have seen red for his high tackle on Kieran Marmion? Certainly the Connacht fans who saw their centre Tom Daly sent off after two minutes for a high hit on Ciaran Frawley in the league game two weeks ago had no doubt the Irish scrum-half should have gone.