The American will resume on 10-under par when he returns to the par-five 14th this morning – holding a one-shot advantage over clubhouse leader, Danny Willett of England.
Darren Clarke will also have to complete this round today – he's two-under through 13 which means that he's 1-under for the tournament.
When the third round does get underway this morning, Greystones amateur Paul Dunne will be the leading Irishman.
The 22-year-old is on 6-under par and is hoping that he'll be able to keep focused on his own game…
Of the other Irish players in the weekend field…
Padraig Harrington will resume on 3-under par while Graeme McDowell is level par.