The Masters champion sits alongside England's Jordan Smith and South Korea's Tom Kim at the top of the leaderboard.
Rory McIlroy heads into the weekend in a share of the lead at the Genesis Scottish Open after carding a second-round 66 to move to nine-under-par.
The Masters champion sits alongside England's Jordan Smith and South Korea's Tom Kim at the top of the leaderboard, putting himself in a strong position heading into the final two rounds.
There was disappointed for Shane Lowry and Pádraig Harrington, who both missed the cut, while Tom McKibbin safely progressed to the weekend.
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