The 2022 champion shot an impressive back nine to finish on five under par.
Shane Lowry is in contention for the BMW Championship after shooting a first round 67 today.
After playing the front nine in one under par, the Clara man hit three birdies, an eagle, and a bogey on the way in to finish five under par.
That's the same mark for Rory McIlroy, while Tom McKibbin shot a 2-under par round of 70, and Padraig Harrington’s in the clubhouse on 1-under par.
Simon Thornton carded a 2-over 74.
The lead is six under par, that's currently held jointly by Grant Forrest and Niklas Norgaard.
Lowry tells Denis Kirwan he's feeling the pinch of the busy schedule but he's happy with how he played:
Our coverage of the BMW Championship is with thanks to Keenan Bauer Motors Mullingar - Your home for Citroen and Honda in the Midlands - Keenanbauer.com
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