Cullen keen to build on Leinster's strong start

The eastern province over-powered Harlequins in D4 on Saturday. 

Rieko Ioane of Leinster, left, and Leinster head coach Leo Cullen after the Investec Champions Cup match against Harlequins at the Aviva Stadium. Pic: Ramsey Cardy/Sportsfile

INVESTEC CHAMPIONS CUP POOL THREE Leinster 45 Harlequins 28 

Leo Cullen has identified a couple of key areas that he will require attention as Leinster aim to build on their bonus-point win over Harlequins in the Investec Champions Cup at the Aviva Stadium on Saturday.