Without a top-10 finish in 2018, Zach Johnson shares the lead after the Texas Open second round.
American Andrew Landry birdied five of his last eight holes to take the lead entering the weekend at 16 under.
A seven-under 63 in the second round saw Brian Harman pull clear at the Sony Open in Hawaii.
Chris Kirk and Zach Johnson share the Sony Open in Hawaii lead as Jordan Spieth was left to rue a quadruple bogey.
The struggling Texan is set to defend his title at Colonial Country Club, one of the most iconic courses on the PGA Tour.