Shane Lowry tied for third and Power in the mix after good starts at Memorial

Rory McIlroy undid his good day's work on the last hole. 

BEST FOOT FORWARD: Shane Lowry is in a tie for third after the first round in Dublin, Ohio. Picture: AP Photo/Eric Gay

Shane Lowry lies in a tie for third at the Memorial Tournament in Ohio after an impressive first round on Thursday. 

Seamus Power is just one shot behind the Offaly man but Rory McIlroy's performance on the 18th -- carding a triple bogey -- means he's on even par.