Birdies for both players on the par-5 14th.
We're onto a fifth playoff hole, back to the par-3 15th.
Potgieter makes birdie on the par-3 15th - the fifth playoff hole - to win his first PGA Tour title at the Rocket Classic.
The 20-year-old becomes the youngest South African on the PGA Tour.
He also becomes the fifth player to win on the PGA Tour under the age of 21, joining Seve Ballesteros, Rory McIlroy, Joaquin Niemann and Tom Kim.
Birdies for both players on the par-5 14th.
We're onto a fifth playoff hole, back to the par-3 15th.
Greyserman narrowly misses his birdie attempt from 17 feet, and Potgieter also misses his birdie attempt from 15 feet.
Onto a fourth playoff hole, this time the par-5 14th.
Kirk makes a three-putt bogey.
He's eliminated.
Greyserman had 10 footer for birdie but missed on the right side.
Potgieter got up and down from par from the back of the green.
We're onto the third playoff hole, the par-4 16th.
Potgieter vs Greyserman.
Everyone two putts.
Onto the second extra hole.
Par-3 15th this time.
Kirk to 10 feet
Potgieter to 20 feet
Greyserman to 40 feet
Potgieter and Greyserman make two-putt pars on 18 and we're headed into a playoff with Kirk.
Playoff holes are: 18 then 15, 16, 14 repeated.
Knapp -21 (F)
Knapp leaves it in the jaws of the hole for birdie from 12 feet.
It's a par and round of 68 for Knapp, who finishes at 21-under.
Greyserman -22 (17)
Greyserman drains a five footer to move into a share of the lead.
Three players tied on 22-under.
A birdie for either Greyserman or Potgieter on 18 wins it.
Potgieter -22 (17)
Potgieter two putts for birdie on the par-5 17th to join Kirk on 22-under.
1 | Chris Kirk | -22 | 67 |
2 | Michael Thorbjornsen | -21 | 67 |
2 | Jake Knapp | -21 | 17 |
2 | Aldrich Potgieter | -21 | 16 |
2 | Max Greyserman | -21 | 16 |
Knapp -21 (17)
Knapp narrowly misses a 14 footer for eagle and he taps in for birdie to move to 21-under par.
Greyserman -21 (16)
Greyserman drops a birdie bomb from 40 feet on the par-4 16th to move to 21-under par alongside Potgieter.
Thorbjornsen -21 (F)
Thorbjornsen can only make par on the par-4 18th.
He sets the new clubhouse target of 21-under par.
Likely not good enough.
Kirk -22 (17)
Kirk gets up and down from the front greenside bunker to make birdie and take the outright lead on 22-under par.
1 | Michael Thorbjornsen | -21 | 17 |
1 | Chris Kirk | -21 | 16 |
1 | Aldrich Potgieter | -21 | 15 |
4 | Nico Echavarria | -20 | 66 |
4 | Jackson Suber | -20 | 68 |
4 | Jake Knapp | -20 | 16 |
4 | Max Greyserman | -20 | 15 |
Potgieter -21 (14)
Potgieter duffs his chip from the back of the green and it leads to a bogey.
We have a three-way tie for the lead between Potgieter, Kirk and Thorbjornsen.
Knapp and Greyserman waiting in the wings just one back.
Thorbjornsen -21 (17)
Three birdies in the last four for Thorbjornsen, but he's likely going to come up short.
Potgieter -22 (14)
Potgieter gets up and down for birdie to assume the outright lead on 22-under par.
He holds a one-shot lead over Kirk, who has just made par on 16.
Potgieter -21 (13)
Potgieter joins the lead with a birdie on the par-4 13th.
Suber -19 (16)
Suber out of it after a bogey on the par-4 16th.
Kirk -21 (14)
Sloppy par for Kirk on the very easy par-5 14th.
Open the door for the chasing pack.
Echavarria -20 (66)
Echavarria book ends his week with a round of 66.
He sets the target of 20-under.
1 | Chris Kirk | -21 | 12 |
2 | Nico Echavarria | -20 | 17 |
2 | Jackson Suber | -20 | 14 |
2 | Aldrich Potgieter | -20 | 11 |
2 | Max Greyserman | -20 | 11 |
6 | Kevin Roy | -19 | 67 |
6 | Jake Knapp | -19 | 11 |
Suber -20 (14)
Suber makes birdie on the 14th to move to 20-under par.