Shell Houston Open - Round Three

In This Photo: Phil Mickelson, Jim MacKay
Phil Mickelson of the United States and his caddie Jim Mackay wait on the second tee during the third round of the Shell Houston Open at the Golf Club of Houston on April 2, 2016 in Humble, Texas.
(April 1, 2016 - Source: Stacy Revere/Getty Images North America)