It takes place in Ohio.
The Memorial Tournament on the PGA Tour gets underway in Ohio today.
Seamus Power is the first Irish player out on course - he tees off at 1pm Irish time.
Shane Lowry and Rory McIlroy both have evening tee times.
Meanwhile, Leona Maguire and Stephanie Meadow are both in major championship action tonight.
The Irish pair are in the field for the US Women's Open in North Carolina.
It's the second of the season's five major championships.

Kildare Minor And Under20 Hurlers Are In Action This Weekend
Friday Morning Sports Update
Munster Make Ten Changes To Their Team For Saturday's Game Against Exeter
Manchester United Aim To Clear €1.4 Million A Week From Wage Bill For Future Signings
Suncroft's Cian Prendergast Returns To Captain Connacht In Tomorrow's Game Against Sharks
Thursday Morning Sports Update
Kildare U20 Football Team & Panel vs Offaly
Wednesday Morning Sport Update