By RONAN O’BRIEN

GARRY Ringrose scored a brilliant hat-trick of tries as Leinster got their Heineken Champions Cup campaign off to a powerful start against Benetton at the RDS.
Ronán Kelleher added to his burgeoning reputation with a try on his European debut ten minutes before the interval – his seventh of the season from the middle of the front row – while Johnny Sexton wrapped up the five-point haul straight after the restart.
“We’re delighted to beat a quality side like Benetton,” said hat-trick hero Ringrose.
“They had no reason to fea...