Defending champions Rory McIlroy and Shane Lowry shot a better-ball 64 Thursday but are six shots back of leaders Isaiah Salinda and Kevin Velo.

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,

Shane Lowry chuckled when Rory McIlroy recalled an amusing anecdote from their opening round of the Zurich Classic in New Orleans