Jason Dufner kisses the Wanamaker Trophy after winning the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Julio Cortez) ( APTOPIX PGA Championship Golf )
Phil Mickelson misses his putt on the 14th hole during the final round of the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Charlie Riedel) ( PGA Championship Golf )
Tiger Woods of the United States lines up his putt on the first green during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Andrew Redington/Getty Images) ( 175987524 )
Jason Dufner of the United States plays his chip shot on the 18th hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by David Cannon/Getty Images) ( 176202327 )
Rickie Fowler of the United States plays a bunker shot on the 13th hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by David Cannon/Getty Images) ( 176178547 )
Paulina Gretzky follows the play of Dustin Johnson during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Sam Greenwood/Getty Images) ( 176177885 )
Jim Furyk of the United States hits his tee shot on the fifth hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Andrew Redington/Getty Images) ( 176041028 )
Keegan Bradley of the United States hits a shot from the rough on the 18th hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by David Cannon/Getty Images) ( 176178495 )
Keegan Bradley of the United States watches a shot on the 17th hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by David Cannon/Getty Images) ( 176178405 )
Henrik Stenson of Sweden reacts to a poor tee shot on the ninth hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Stuart Franklin/Getty Images) ( 176177776 )
Phil Mickelson of the United States watches his tee shot on the 18th hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Stuart Franklin/Getty Images) ( 175987704 )
Jason Dufner of the United States hits his tee shot on the 16th hole during the final round of the 95th PGA Championship at Oak Hill Country Club on August 11, 2013 in Rochester, New York. (Photo by Andrew Redington/Getty Images) ( 176200242 )
Rickie Fowler's shoes are seen during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by David Cannon/Getty Images) ( 176178548 )
Kiradech Aphibarnrat of Thailand hits his tee shot on the third hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Streeter Lecka/Getty Images) ( 176023901 )
Jim Furyk hits his tee shot on the 16th hole during the final round of the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Charlie Riedel) ( PGA Championship Golf )
Tiger Woods of the United States plays a shot from the rough on the 18th hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Stuart Franklin/Getty Images) ( 176024204 )
David Lynn of England watches his tee shot on the second hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Rob Carr/Getty Images) ( 176031309 )
Lee Westwood of England (L) and Rory McIlroy of Northern Ireland wait on the ninth hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Rob Carr/Getty Images) ( 176178087 )
Jonas Blixt (L) and Henrik Stenson of Sweden walk with their caddies on the first hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Sam Greenwood/Getty Images) ( 176040468 )
Dustin Johnson of the United States hits a tee shot on the seventh hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Sam Greenwood/Getty Images) ( 176178575 )
Jim Furyk of the United States lines up a putt on the 15th green during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Streeter Lecka/Getty Images) ( 176194471 )
Jonas Blixt, of Sweden, celebrates after a birdie on the 10th hole during the final round of the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Julio Cortez) ( PGA Championship Golf )
Jason Dufner of the United States celebrates on the 18th green after his two-stroke victory at the 95th PGA Championship at Oak Hill Country Club on August 11, 2013 in Rochester, New York. (Photo by Andrew Redington/Getty Images) ( 176196736 )
Scott Piercy reacts after missing a birdie putt on the 17th hole during the final round of the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Charlie Riedel) ( PGA Championship Golf )
Jim Furyk of the United States watches his tee shot on the first hole as Jason Dufner of the United States looks on during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Andrew Redington/Getty Images) ( 176031651 )
K.J. Choi, of South Korea, waves after saving par on the ninth hole during the final round of the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Charlie Neibergall) ( PGA Championship Golf )
Rory McIlroy of Northern Ireland walks on the sixth hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Rob Carr/Getty Images) ( 176177593 )
Jonas Blixt of Sweden plays a bunker shot during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Stuart Franklin/Getty Images) ( 176200047 )
Henrik Stenson of Sweden hits his bunker shot on the 14th hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Stuart Franklin/Getty Images) ( 176200064 )
Henrik Stenson of Sweden looks dejected on the 16th hole during the final round of the 95th PGA Championship on August 11, 2013 in Rochester, New York. (Photo by Stuart Franklin/Getty Images) ( 176200096 )
Jason Dufner celebrates after winning the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Charlie Neibergall) ( PGA Championship Golf )
Jason Dufner of the United States is congratulated by playing partner Jim Furyk on the 18th green after his two-stroke victory at the 95th PGA Championship at Oak Hill Country Club on August 11, 2013 in Rochester, New York. (Photo by Rob Carr/Getty Images) ( 176202349 )
Jason Dufner, at center, holds up the Wanamaker Trophy after winning the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Patrick Semansky) ( PGA Championship Golf )
A score board with a message congratulating Jason Dufner of the United States after his two-stroke victory at the 95th PGA Championship at Oak Hill Country Club on August 11, 2013 in Rochester, New York. (Photo by Stuart Franklin/Getty Images) ( 176200195 )
Jason Dufner of the United States hugs his wife Amanda after his two-stroke victory at the 95th PGA Championship at Oak Hill Country Club on August 11, 2013 in Rochester, New York. (Photo by Stuart Franklin/Getty Images) ( 176199927 )
Jason Dufner holds up the Wanamaker Trophy after winning the PGA Championship golf tournament at Oak Hill Country Club, Sunday, Aug. 11, 2013, in Pittsford, N.Y. (AP Photo/Charlie Riedel) ( APTOPIX PGA Championship Golf )