2015 WGC-Cadillac Championship at Doral

Rory McIlroy of Northern Ireland in action during his practice round as a preview for the Cadillac Championship held on the Blue Monster Course at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Rickie Fowler of the USA in action during his practice round as a preview for the Cadillac Championship held on the Blue Monster Course at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Phil Mickelson of the USA walking with Jay Haas the United States Presidents Cup Captain during his practice round as a preview for the Cadillac Championship held on the Blue Monster Course at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Dustin Johnson of the USA in action during his practice round as a preview for the Cadillac Championship held on the Blue Monster Course at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Jason Day of Australia plays his approach on the eight hole during a practice round ahead of the World Golf Championships Cadillac Championship at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Morgan Hoffmann watches Donald Trumps helicopter on the eighth hole during a practice round ahead of the World Golf Championships Cadillac Championship at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Russell Henley looks on during a practice round ahead of the World Golf Championships Cadillac Championship at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Jason Dufner of the USA in action during his practice round as a preview for the Cadillac Championship held on the Blue Monster Course at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Luke Donald of England in action during his practice round as a preview for the Cadillac Championship held on the Blue Monster Course at Trump National Doral on March 4, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

DORAL, FL - MARCH 05: Phil Mickelson of the United States plays his tee shot on the twelfth hole during the first round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 5, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

DORAL, FL - MARCH 05: J.B. Holmes tees off on the 10th hole during the first round of the World Golf Championships-Cadillac Championship at Blue Monster, Trump National Doral, on March 5, 2015 in Doral, Florida. (Photo by Keyur Khamar/PGA TOUR)

DORAL, FL - MARCH 05: Donald Trump and Ivanka Trump applaud during the Military Appreciation Ceremony prior to the start of the first round of the World Golf Championships-Cadillac Championship at Blue Monster, Trump National Doral, on March 5, 2015 in Doral, Florida. (Photo by Stan Badz/PGA TOUR)

DORAL, FL - MARCH 05: J.B. Holmes of the United States hits his second shot on the tenth hole during the first round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 5, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

DORAL, FL - MARCH 05: Rory McIlroy of Northern Ireland plays a shot out of the bunker on the seventeenth hole during the first round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 5, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

DORAL, FL - MARCH 05: Patrick Reed of the United States plays his third shot out of the bunker on the eighteenth hole during the first round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 5, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

DORAL, FL - MARCH 05: Joost Luiten of the Netherlands tees off on the 10th hole during the first round of the World Golf Championships-Cadillac Championship at Blue Monster, Trump National Doral, on March 5, 2015 in Doral, Florida. (Photo by Keyur Khamar/PGA TOUR)

DORAL, FL - MARCH 05: Miss Universe Paulina Vega of Colombia attends the Military Appreciation Ceremony prior to the start of the first round of the World Golf Championships-Cadillac Championship at Blue Monster, Trump National Doral, on March 5, 2015 in Doral, Florida. (Photo by Stan Badz/PGA TOUR)

DORAL, FL - MARCH 05: Bubba Watson of the United States scales a wall around a bunker on the eighteenth hole during the first round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 5, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

DORAL, FL - MARCH 05: Jim Furyk tees off on the first hole during the first round of the World Golf Championships-Cadillac Championship at Blue Monster, Trump National Doral, on March 5, 2015 in Doral, Florida. (Photo by Keyur Khamar/PGA TOUR)

Ian Poulter of England laughs on the range prior to the start of the second round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 6, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

Jason Dufner of the United States plays his second shot on the first hole during the second round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 6, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Matt Kuchar of the United States plays his third shot on the twelfth hole during the second round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 6, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Martin Kaymer of Germany plays his second shot on the twelfth hole during the second round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 6, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Adam Scott of Australia plays his second shot on the tenth hole during the second round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 6, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Jason Day of Australia watches his tee shot on the tenth hole during the second round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 6, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Rickie Fowler of the United States plays his second shot on the tenth hole during the second round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 6, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Phil Mickelson of the United States watches his tee shot on the second hole during the second round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 6, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Phil Mickelson of the United States watches his tee shot on the twelfth hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

Patrick Reed of the United States walks on the fairway of the first hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Sergio Garcia of Spain plays a shot on the first hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Henrik Stenson of Sweden hits his tee shot on the third hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Rory McIlroy of Northern Ireland plays his second shot on the par 4, second hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Rory McIlroy of Northern Ireland walks down the fairway of the sixth hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

Bubba Watson of the USA plays his second shot on the par 4, second hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Henrik Stenson of Sweden plays his second shot on the par 4, second hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Morgan Hoffmann of the USA putting on the par 5, first hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Russel Henley of the United States hits talks with his caddie Adam Hayes prior to his tee shot on the twelfth hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

Henrik Stenson of Sweden lines up a putt on the second green during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Sergio Garcia of Spain waits to play his second shot on the par 4, second hole with his caddie Glen Murray during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Dustin Johnson of the United States approaches the hole after putting out on the second hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Dark clouds gather over the grandstands surrounding the eighteenth hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Adam Scott of Australia talks with caddie Mike Kerr on the fifth hole during the third round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 7, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

Rickie Fowler of the United States plays his shot on the first hole during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Rory McIlroy of Northern Ireland lines up his putt on the first green during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Phil Mickelson of the United States plays his tee shot on the eighth hole during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

Bubba Watson of the United States plays his shot on the first hole during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Adam Scott of Australia reacts to a missed birdie putt on the first hole during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Lee Westwood of England plays his second shot on the second hole during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Sergio Garcia of Spain plays his second shot on the second hole during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

Bubba Watson of the United States reacts to a putt on the tenth hole green during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

Dustin Johnson of the United States reacts after putting out on the eleventh hole green during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Ian Poulter of England reacts to his tee shot on the eighteenth hole during the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)

J. B. Holmes of the United States reacts after putting out on the eighteenth hole green to place second in the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

J. B. Holmes of the United States reacts after missing a birdie putt on the seventeenth hole green to place second in the final round of the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Dustin Johnson of the United States celebrates on the eighteenth hole green after winning the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Mike Ehrmann/Getty Images)

Dustin Johnson (R) of the United States celebrates with caddie Austin Johnson (L) on the eighteenth hole green after winning the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by Sam Greenwood/Getty Images)

Dustin Johnson of the United States poses with the Gene Sarazen Cup after winning the World Golf Championships-Cadillac Championship at Trump National Doral Blue Monster Course on March 8, 2015 in Doral, Florida. (Photo by David Cannon/Getty Images)