Darren Clarke is just one shot off the lead on 3 under going into the second round of the US PGA Championships in Whistling Straits. Shane Lowry is 2 under, Rorty McIlroy is 1 under while Graeme McDowell is 2 over.
Padraig Harrington is 7 off the top on 3 over.
Bubba Watson and Francesco Molinari are tied for the lead on 4 under while Tiger Woods has seen somewhat of a return to form, finishing Day One on 1 under par.
