Jordan Spieth hits from the 13th fairway during the first round of the Memorial golf tournament Thursday, May 29, 2014, in Dublin, Ohio. (AP Photo/Darron Cummings)
The gallery looks on as Jordan Spieth chips onto the third green during the opening round of the Byron Nelson Championship golf tournament, Thursday, May 15, 2014, in Irving, Texas. (AP Photo/Tony Gutierrez)
Jordan Spieth gestures at his ball on the first green during the final round of The Players championship golf tournament at TPC Sawgrass, Sunday, May 11, 2014, in Ponte Vedra Beach, Fla. (AP Photo/Lynne Sladky)
Jordan Spieth, left, and his caddie Michael Greller gesture from the eighth fairway during the final round of The Players championship golf tournament at TPC Sawgrass, Sunday, May 11, 2014 in Ponte Vedra Beach, Fla. (AP Photo/Gerald Herbert)
Jordan Spieth, left, and Martin Kaymer of Germany, shake hands at the end of the third round of The Players championship golf tournament at TPC Sawgrass, Saturday, May 10, 2014 in Ponte Vedra Beach, Fla. (AP Photo/Lynne Sladky)
Jordan Spieth gestures after he made a birdie on the 18th hole during the third round of The Players championship golf tournament at TPC Sawgrass, Saturday, May 10, 2014, in Ponte Vedra Beach, Fla. (AP Photo/Lynne Sladky)