The second major of the year takes place at Southern Hills in Oklahoma.
Shane Lowry will play alongside Brooks Koepka and Adam Scott for the first two rounds of the PGA Championship later this week.
The trio will tee-off shortly after 7pm Irish-time on tomorrow evening at the second major of the year, taking place at Southern Hills in Oklahoma.
Rory McIlroy will play in a star-studded group featuring Tiger Woods and Jordan Spieth, while Pádraig Harrington will be joined by Stewart Cink and Jason Dufner.
Séamus Power will be playing in a group with Russell Knox and Scott Stallings.