Donald wins Transitions, regains No. 1 ranking

PALM HARBOR, FL - MARCH 18: Luke Donald of England holds the trophy after winning the Transitions Championship at the Innisbrook Resort and Golf Club on March 18, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 18: Luke Donald of England reacts to winning the Transitions Championship in a playoff at the Innisbrook Resort and Golf Club on March 18, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 18: Luke Donald looks over a birdie putt on the 18th hole during a playoff for the Transitions Championship at the Innisbrook Resort and Golf Club on March 18, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 17: Luke Donald of England plays a shot on the first hole during the third round of the Transitions Championship at the Innisbrook Resort and Golf Club on March 17, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 17: Jason Dufner plays a shot on the 18th hole during the third round of the Transitions Championship at the Innisbrook Resort and Golf Club on March 17, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 17: Padraig Harrington of Ireland plays a shot on the 18th hole during the third round of the Transitions Championship at the Innisbrook Resort and Golf Club on March 17, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 17: John Senden of Australia plays a shot on the 18th hole during the third round of the Transitions Championship at the Innisbrook Resort and Golf Club on March 17, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 17: Jim Furyk plays a shot on the 17th hole during the third round of the Transitions Championship at the Innisbrook Resort and Golf Club on March 17, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 16: Jason Dufner plays a shot on the 9th hole during the second round of the Transitions Championship at Innisbrook Resort and Golf Club on March 16, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 16: Padraig Harrington of Ireland looks over a shot on the 3rd hole during the second round of the Transitions Championship at Innisbrook Resort and Golf Club on March 16, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 16: John Daly plays a shot on the 7th hole during the second round of the Transitions Championship at Innisbrook Resort and Golf Club on March 16, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 16: Will McGirt plays a shot on the 7th hole during the second round of the Transitions Championship at Innisbrook Resort and Golf Club on March 16, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 16: Padraig Harrington of Ireland plays a shot on the 4th hole during the second round of the Transitions Championship at Innisbrook Resort and Golf Club on March 16, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 16: Jim Furyk loses his club after making a shot on the 7th hole during the second round of the Transitions Championship at Innisbrook Resort and Golf Club on March 16, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 16: Ryo Ishikawa of Japan plays a shot on the 9th hole during the second round of the Transitions Championship at Innisbrook Resort and Golf Club on March 16, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 15: Padraig Harrington of Ireland plays a shot on the eighth hole during the first round of the Transitions Championship at Innisbrook Resort and Golf Club on March 15, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 15: Martin Laird of Scotland plays a shot on the ninth hole during the first round of the Transitions Championship at Innisbrook Resort and Golf Club on March 15, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 15: Padraig Harrington of Ireland plays a shot on the ninth hole during the first round of the Transitions Championship at Innisbrook Resort and Golf Club on March 15, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 15: Bud Cauley plays a shot on the 17th hole during the first round of the Transitions Championship at Innisbrook Resort and Golf Club on March 15, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 15: Justin Rose of England plays a shot on the 7th hole during the first round of the Transitions Championship at Innisbrook Resort and Golf Club on March 15, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 15: Cameron Tringale plays a shot on the 17th hole during the first round of the Transitions Championship at Innisbrook Resort and Golf Club on March 15, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 15: Padraig Harrington of Ireland plays a shot on the eighth hole during the first round of the Transitions Championship at Innisbrook Resort and Golf Club on March 15, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)

PALM HARBOR, FL - MARCH 15: Luke Donald of England plays a shot on the 17th hole during the first round of the Transitions Championship at Innisbrook Resort and Golf Club on March 15, 2012 in Palm Harbor, Florida. (Photo by Sam Greenwood/Getty Images)