Irish make three changes for semi

London Irish make three changes for the Powergen Cup semi-final against Northampton.

Naka Drotske returns at hooker in place of the injured Richard Kirke.

Rob Hardwick and Kieron Dawson rotate with Simon Halford and Declan Danaher in the front and back rows respectively.

Unavailable for selection because of injury are Justin Bishop (dislocated finger), Kevin Burke (knee), Darren Edwards (shoulder), Richard Kirke (shoulder) and Ryan Strudwick (ankle).