He finished down the field in a share of 32nd on 6 under par last night.
World Number one Rory McIlroy says he got 'stuck in a rut’ as he failed to fire in the final round of the Charles Schwab Challenge
The Northern Ireland golfer finished down the field in a share of 32nd on 6 under par last night
Daniel Berger got the better of Collin Morikawa in a play-off to take the PGA tour event