Rory McIlroy will hope for a better second round at the US Open later.
The world number two is four-over-par heading into Day Two at Oakmont, with JJ Spaun out in front on four-under.
Shane Lowry's faces a battle to make the cut as he resumes from nine-over this evening.
McIlroy and Lowry tee off in the same group again today - they're out on course from 25-past-six.
Leona Maguire is level par after an opening round of 72 at the Meijer LPGA Classic in Michigan.
The Cavan woman begins her second round shortly before 6pm this evening.