 His next event was also a World Golf Championship event; the WGC-Dell Technologies Match Play.Spieth was seeded 5th, but failed to progress out of the pool stage; a surprise loss to Japan's 54th seed Hideto Tanihara (who would go on to reach the semi-finals) in his opening match, ultimately costing him.Spieth's first missed cut of the year came a week later at the Shell Houston Open.