Rory McIlroy  tees off on the 17th hole during round three of the World Golf Championships Cadillac Match Play at TPC Harding Park on May 1st, 2015 in San Francisco, California. Photograph: Getty

World number one Rory McIlroy fought back from two holes down with two to play to beat Billy Horschel at the WGC-Match Play Championship on Friday, wh(...)

Jordan Spieth hits his tee shot on the 4th during round one of the World Golf Championship Cadillac Match Play at TPC Harding Park on April 29th, 2015 in San Francisco, California. Photograph: Robert Laberge/Getty Images

Masters champion Jordan Spieth and world number one Rory McIlroy enjoyed comfortable victories on the opening day of the WGC-Cadillac Match Play, a(...)

Troy Merritt hits his tee shot on the 18th hole during the third round of the RBC Heritage at Harbour Town Golf Links on   Hilton Head Island, South Carolina. Photo: Streeter Lecka/Getty Images

Troy Merritt will take a three-shot lead into the final round of the RBC Heritage but will be looking over his shoulder with a host of big names in th(...)

Jordan Spieth waves to the gallery after making a birdie on the ninth hole, his last,  during the second round of the RBC Heritage at Harbour Town Golf Links  in Hilton Head Island, South Carolina. Photograph: Matt Sullivan/Getty Images

A day of low scoring at the RBC Heritage saw American Troy Merritt take the lead on 12 under on the back of equalling the course record with an 11-und(...)

Graeme McDowell hits his third shot on the 15th hole during the first round of the RBC Heritage at Harbour Town Golf Links   in Hilton Head Island, South Carolina. Photograph: Tyler Lecka/Getty Images

Former champion Graeme McDowell and America’s Matt Every shared the lead after the first round of the RBC Heritage at Hilton Head, with Jordan Spiet(...)

Masters Champion Jordan Spieth visits the observation deck at The Empire State Building in New York City.Photograph: Jeff Zelevansky/Getty Images

Masters champion Jordan Spieth is confident he will win more majors in pursuit of world number one Rory McIlroy.Spieth set numerous records on his way(...)

Rory McIlroy and Tiger Woods tee off at 7.30pm on the final day of The Masters. Photogarph: Getty

The 2015 Masters may have belonged to Jordan Spieth so far but on Sunday evening the eyes of the world won’t be fixed on the 21-year-old Texan but th(...)

Padraig Harrington and Shane Lowry during a practice round on Monday in Augusta. Photograph: Andrew Redington/Getty Images

The old work ethic, instilled from an early age, is what made him, so sentiment doesn’t enter into the equation for Pádraig Harrington. Someone(...)

The main Masters leaderboard  at Augusta National Golf Club. Photograph by Andrew Redington/Getty Images)

Rory McIlroy’s bid for the grand slam at the Masters will get underway alongside three-time champion Phil Mickelson and Ryan Moore. The world n(...)

Ryan Moore plays a shot on the seventh hole during the third round of the Valspar Championship at Innisbrook. Photograph: Sam Greenwood/Getty Images

A birdie at the last earned Ryan Moore a third-round 67 and a one-shot lead at the Valspar Championship in Florida.The American carded four birdies in(...)