McIlroy, Koepka head star-studded leaderboard at WGC-FedEx St. Jude Invitational
Rory McIlroy drives off the tee on the fourth hole during the third round of tournament play at the WGC-FedEx St. Jude Invitational at Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Golf fans cheer on their favorite players on the perimeter of the ninth green during the 2019 WGC-FedEx St. Jude Invitational. (Houston Cofield/Special To The Daily Memphian)
Brooks Koepka lines up a putt on the 17th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Matthew Fitzpatrick reacts to a missed birdie putt on the 18th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Billy Horschel chips out of the sand on the 17th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Golf fans make their way down hole No. 9, following one of the most popular players of the 2019 WGC-FedEx St. Jude Invitational, Rory McIlroy. McIlroy had a good day Saturday, leading at 12-under par. (Houston Cofield/Special To The Daily Memphian)
Justin Rose checks the wind direction before taking a swing on the ninth fairway during the 2019 WGC-FedEx St. Jude Invitational. (Houston Cofield/Special To The Daily Memphian)
Jon Rahm reacts to a missed putt on the 17th hole during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Rory McIlroy putts on the fourth hole during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Justin Thomas scrambles up the bank after chipping onto the 18th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Kevin Na chips into the ninth green during the 2019 WGC-FedEx St. Jude Invitational at TPC Southwind on Saturday, July 27, 2019. (Houston Cofield/Special To The Daily Memphian)
Sergio Garcia keeps an eye on his tee shot at No. 2 during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Tommy Fleetwood tees off on No. 1 during the third day of the 2019 WGC-FedEx St. Jude Invitational. Fleetwood went into Saturday's round tied for 18th at 3-under par. (Houston Cofield/Special To The Daily Memphian)
Dustin Johnson shot his third consecutive 69 and sits nine shots off the lead after three rounds at the 2019 WGC-FedEx St. Jude Invitational. (Houston Cofield/Special To The Daily Memphian)
Brooks Koepka drives off the 5th tee during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Patrick Cantlay blasts out of the sand on the 4th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Adam Scott sends his first drive of the day down the fairway during round three of the 2019 WGC-FedEx St. Jude Invitational. (Houston Cofield/Special To The Daily Memphian)
Phil Mickelson lines up his putt on the 7th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Webb Simpson blasts out of the sand onto the 4th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Rory McIlroy putts on the 4th hole during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Jordan Spieth reacts after missing a put on the 9th green during the 2019 WGC-FedEx St. Jude Invitational. Spieth finished the day tied for 17th place at 4-under par. (Houston Cofield/Special To The Daily Memphian)
Fans watch as Brooks Koepka hits onto the 17th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Jon Rahm fires out of the sand on the 4th green during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
Danny Willett wipes his brow as it starts to warm up during the third round of tournament play at the WGC-FedEx St. Jude Invitational at TPC Southwind on July 27, 2019. (Jim Weber/Daily Memphian)
"It'll be fun," Brooks Koepka said of the fourth round of the WGC-FedEx St. Jude Invitational. "It is exciting," said Rory McIlroy. They both made it that way Saturday.