Images from Tuesday at Bellerive Country Club, site of the 100th PGA Championship.
ST. LOUIS, MO - AUGUST 07: (L-R) Tiger Woods of the United States and Bryson DeChambeau of the United States walk off the second tee during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Sam Greenwood/Getty Images)
ST. LOUIS, MO - AUGUST 07: Rory McIlroy of Northern Ireland plays an approach shot on the first hole during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Jamie Squire/Getty Images)
ST. LOUIS, MO - AUGUST 07: (L-R) Rory McIlroy of Northern Ireland talks with Phil Mickelson of the United States during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Jamie Squire/Getty Images)
ST. LOUIS, MO - AUGUST 07: Tommy Fleetwood of England plays a shot during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Jamie Squire/Getty Images)
ST. LOUIS, MO - AUGUST 07: Jordan Spieth (L) of the United States and Patrick Cantlay (R) of the United States wait out a rain delay in a hospitality tent near the third hole during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Jamie Squire/Getty Images)
ST. LOUIS, MO - AUGUST 07: Rickie Fowler of the United States plays his shot from the third tee during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Jamie Squire/Getty Images)
ST. LOUIS, MO - AUGUST 07: Phil Mickelson of the United States chips on the first green during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Jamie Squire/Getty Images)
ST. LOUIS, MO - AUGUST 07: : Tiger Woods of the United States, caddie Mike ‘Fluff’ Cowan and Jim Furyk of the United States wait on a fairway during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Sam Greenwood/Getty Images)
ST. LOUIS, MO - AUGUST 07: Tiger Woods of the United States smiles as he walks under an umbrella during a weather warning during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Stuart Franklin/Getty Images)
ST. LOUIS, MO - AUGUST 07: Bryson DeChambeau of the United States plays a shot during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Sam Greenwood/Getty Images)
ST. LOUIS, MO - AUGUST 07: 7: Kevin Na of the United States plays a shot during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Sam Greenwood/Getty Images)
ST. LOUIS, MO - AUGUST 07: Jordan Spieth of the United States signs his autograph for a fan during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Jamie Squire/Getty Images)
ST. LOUIS, MO - AUGUST 07: Rory McIlroy of Northern Ireland smiles during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Stuart Franklin/Getty Images)
ST. LOUIS, MO - AUGUST 07: : Tiger Woods of the United States plays a shot during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Stuart Franklin/Getty Images)
ST. LOUIS, MO - AUGUST 07: : : Tiger Woods of the United States walks with his caddie Joe LaCava during a practice round prior to the 2018 PGA Championship at Bellerive Country Club on August 7, 2018 in St. Louis, Missouri. (Photo by Stuart Franklin/Getty Images)