Jordan Spieth of the United States celebrates making par on the 17th hole during the final round of the 2018 Masters Tournament at Augusta National...
Justin Thomas of Team United States points toward the green as he jumps on the back of Michael Greller, caddie for Jordan Spieth of Team United...
Jordan Spieth of the United States waits to play his second shot on the third hole with his caddie Michael Greller during the first round of the 2018...
Patrons cheer as Jordan Spieth of the United States leaves the 18th green during the final round of the 2018 Masters Tournament at Augusta National...
Jordan Spieth of the United States celebrates making birdie on the16th hole with caddie Michael Greller during the final round of the 2018 Masters...
Jordan Spieth of the United States celebrates making par on the 17th hole during the final round of the 2018 Masters Tournament at Augusta National...
Jordan Spieth of the United States reacts on the 12th tee with caddie Michael Greller during the final round of the 2018 Masters Tournament at...
Jordan Spieth of the United States reacts on the 12th tee with caddie Michael Greller during the final round of the 2018 Masters Tournament at...
Jordan Spieth of the United States and caddie Michael Greller walk to the 15th green during the final round of the 2018 Masters Tournament at Augusta...
Jordan Spieth of the United States reacts to making birdie on the 15th green alongside caddie Michael Greller during the final round of the 2018...
Jordan Spieth of the United States reacts to making birdie on the 15th green alongside caddie Michael Greller during the final round of the 2018...
Jordan Spieth of the United States celebrates making birdie on the 12th green with caddie Michael Greller during the final round of the 2018 Masters...
Jordan Spieth of the United States hits his second shot from the pine straw on the first hole during the second round of the 2018 Masters Tournament...
Jordan Spieth of the United States plays his second shot on the 18th hole during the first round of the 2018 Masters Tournament at Augusta National...
Jordan Spieth of the United States and caddie Michael Greller fist-bump on the 18th hole during the first round of the 2018 Masters Tournament at...
Jordan Spieth of the United States and caddie Michael Greller fist-bump on the 18th hole during the first round of the 2018 Masters Tournament at...
Jordan Spieth of the United States and caddie Michael Greller stand on the third hole during the third round of the World Golf Championships-Dell...
Jordan Spieth of the United States and caddie Michael Greller look on during the pro-am tournament prior to the Sony Open In Hawaii at Waialae...
Jordan Spieth of the United States walks on the 15th hole with caddie Michael Greller during round two of The Northern Trust at Glen Oaks Club on...
Jordan Spieth of the United States holds the Claret Jug and celebrates victory on the 18th green with caddie Michael Greller during the final round...
Jordan Spieth of the United States celebrates his victory on the 18th green with caddie Michael Greller during the final round of the 146th Open...
Jordan Spieth of the United States celebrates his victory on the 18th green with caddie Michael Greller during the final round of the 146th Open...
Jordan Spieth of the United States embraces his caddie Michael Greller after victory on the 18th green during the final round of the 146th Open...
Jordan Spieth of the United States celebrates his victory on the 18th green with caddie Michael Greller during the final round of the 146th Open...
Jordan Spieth of the United States celebrates his victory on the 18th green with caddie Michael Greller during the final round of the 146th Open...
Jordan Spieth of the United States and caddie Michael Greller discuss the playing line for his third shot on the 13th hole during the final round of...
Jordan Spieth of the United States and caddie Michael Greller discuss the playing line for his third shot on the 13th hole during the final round of...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States celebrates with caddie Michael Greller after chipping in for birdie from a bunker on the 18th green to win the...
Jordan Spieth of the United States and caddie Michael Greller walk to the 14th tee during the second round of the 2017 Masters Tournament at Augusta...
Jordan Spieth of the United States waits to play his third shot with his caddie Michael Greller on the par 4, 13th hole in his match against Yuta...
Vice-captain Bubba Watson, J.B. Holmes, Jordan Spieth and Jimmy Walker of the United States celebrate on the 18th green after winning the Ryder Cup...
Jordan Spieth of the United States and caddie Michael Greller walk to the 18th green during the final round of the 2016 Masters Tournament at Augusta...
Jordan Spieth of the United States and caddie Michael Greller react after finishing on the 18th green during the final round of the 2016 Masters...
Jordan Spieth of the United States and caddie Michael Greller walk from the 12th tee during the final round of the 2016 Masters Tournament at Augusta...
Jordan Spieth of the United States and caddie Michael Greller prepare to play a shot on the 13th hole during the final round of the 2016 Masters...
Jordan Spieth of the United States reacts to his birdie on the eighth green as caddie Michael Greller looks on during the final round of the 2016...
Jordan Spieth of the United States plays his third shot on the 13th hole as caddie Michael Greller looks on during the third round of the 2016...
Dustin Johnson of the United States, caddie Austin Johnson, Danny Lee of New Zealand and caddie Mike Hartford walk on the 13th hole during the third...
Dustin Johnson of the United States, caddie Austin Johnson, Danny Lee of New Zealand and caddie Mike Hartford walk on the 13th hole during the third...
Jordan Spieth of the United States, caddie Michael Greller, Rory McIlroy of Northern Ireland and caddie J.P. Fitzgerald walk across the Hogan bridge...
Jordan Spieth of the United States, caddie Michael Greller, Rory McIlroy of Northern Ireland and caddie J.P. Fitzgerald walk across the Hogan bridge...
Jordan Spieth of the United States and caddie Michael Greller react to his second shot on the 11th hole during the first round of the 2016 Masters...
Jordan Spieth of the United and his caddie Michael Greller walk off the 13th green during the round of 16 in the World Golf Championships-Dell Match...
Jordan Spieth of the United States and his caddie Michael Greller load into a cart after play was suspended by darkness during the second round of...
Jordan Spieth of the United States lines up a shot with his caddie Michael Greller during the pro-am as a preview for the 2016 Abu Dhabi HSBC Golf...
Jordan Spieth of the United States lines up a shot with his caddie Michael Greller during the pro-am as a preview for the 2016 Abu Dhabi HSBC Golf...
Jordan Spieth celebrates with caddie Michael Greller on the 18th green after putting for birdie to go 30 under and win the final round of the Hyundai...
Jordan Spieth of the United States walks alongside his caddie Michael Greller to the first green during the second round of the Hero World Challenge...