By RONAN O’BRIEN

ROSS Byrne fought off cramp and kicked a touchline penalty to send champions Leinster into the semi-final after Jacob Stockdale’s handling error cost Ulster dearly at the Aviva Stadium.
An epic inter-pro battle turned Leinster’s way after Stockdale knocked on in the process of scoring minutes after half-time, and despite a shocking knee injury to Dan Leavy, Leinster fought back to win after Adam Byrne’s try.
“That’s not the reason why we lost that game”, said Ulster coach Dan McFarland. “There are not too many people who c...