• Kuchar's wife fills in for Z. Johnson's sick caddie

    Sybi Kuchar picked up the bag Thursday for a friend at the Mayakoba Golf Classic

  • Damon Green, Zach Johnson's caddie, grew ill on Thursday at Mayakoba. (Rob Carr/Getty Images)Damon Green, Zach Johnson's caddie, grew ill on Thursday at Mayakoba. (Rob Carr/Getty Images)