Jim Furyk hits from the second fairway during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Bubba Watson hits out of the bunker on the fourth hole during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Keegan Bradley watches his tee shot on the third hole during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Keegan Bradley hits from the second fairway during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
K.J. Choi, of Korea, wipes his face on the fifth tee during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Ernie Els, of South Africa, tees off on the fifth hole during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Bubba Watson hits to the ninth green during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Matt Kuchar waits to hit on the fourth green during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Keegan Bradley hits to the ninth green during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Hunter Mahan walks to the ninth green during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Chris Kirk tees off on the 14th hole during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Jay LaPrete)
Chris Stroud, left, shakes hands with Hideki Matsuyama, of Japan, following the second round of the Memorial golf tournament on Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Hideki Matsuyama, of Japan, watches his shot to the ninth green during the second round of the Memorial golf tournament on Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Bubba Watson tees off on the 18th hole during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Jay LaPrete)
Martin Flores watches his tee shot on the 18th hole during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Jay LaPrete)
Bubba Watson watches his shot to the 18th green during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Jay LaPrete)
Ben Curtis hits from the ninth fairway during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
Paul Casey crosses a bridge on the 14th hole during the second round of the Memorial golf tournament Friday, May 30, 2014, in Dublin, Ohio. (AP Photo/Jay LaPrete)