He carded a three under opening round of 69.
Shane Lowry is the leading Irish player after round one of the PGA Tour's Memorial Tournament in Ohio.
He carded a three under opening round of 69.
Six players, including Players Champion Cameron Smith - lead on 5 under par.
Rory McIlroy is 2 under and Seamus Power is level par.
Leona Maguire is one under par after the opening round at the US Women's Open in North Carolina.
Stephanie Meadow is one over, with Mina Harigae the leader on seven under.

Monday Evening Sports Update
Kildare U16s Power to Leinster A Football Title
Kildare Minors Crowned Leinster B Camogie Champions
All Ireland SFC Draw
Mawdsley Powers Ireland to World Championships Qualification
Mainoo Fires Man United to Win Over Liverpool
Leinster Set for Champions Cup Clash with Bordeaux-Begles
Scottish Title Race Tightens as Celtic Move Level