Photo © TOM DWYER / SECONDS LEFT IMAGES 2012 - Rugby Union - ERC Heineken Cup Round 6 - Northampton Saints V Munster Rugby - 21/01/12 - Munster's Donncha O'Callaghan (4) & BJ Botha bundle a Northampton player Calum Clark into a ruck - at Stadium MK, Milton Keynes, Beds Eng - All rights reserved