Because of the 13 cancelled events, plenty of big-name golfers who thought they had time to play their way into the top 125 are now sitting on the bubble.
Duncan wound up playing nine of the best holes of his life, shooting a four-under 31 that included birdies on the 17th and 18th holes, the latter of which came from 24 feet.
In just his second US PGA Tour start, Tyler Duncan has carded rounds of 65, 66 and 71 for a one-shot lead at 14-under 202 through 54 holes at the Safeway Open in Napa, California.