Fennelly 's ability to train has been severely compromised in recent years by a chronic back - injury .
Fennelly has somehow remained the same unstoppable force in a Kilkenny jersey that Fennelly has always been .
Fennelly 's ability to train has been severely compromised in recent years by a chronic back - injury , but he has somehow remained the same unstoppable force in a Kilkenny jersey that he has always been .