Rory McIlroy, playing for the first time since winning the Masters, teamed with Shane Lowry to shoot an 8-under 64 Thursday.

Rory McIlroy and Shane Lowry began their Zurich Classic title defence with a solid eight-under-par 64 in Thursday's opening round at TPC Louisiana. The Irish pair, playing together for the first time since McIlroy completed his career Grand Slam at Augusta earlier this month,