Morikawa hired Greiner after parting ways with Jakovac following the RBC Heritage in late April. Greiner, who was Max Homa’s longtime caddie, worked a couple tournaments filling in for Justin Thomas’ ...

Morikawa linked up with Greiner in April. Greiner was coming off a successful two-tournament fill-in stint with Justin Thomas, helping him win the RBC Heritage.

Greiner then went on to sub for the injured Matt Minister to caddie for Justin Thomas at the Masters and the RBC Heritage, which Thomas won, before joining forces with Morikawa.

Max Homa has been struggling for form this season and his world ranking has plummeted as a result, with the American looking to turn his fortunes around ...

Though Greiner was well‑regarded as the former trusted looper of Max Homa and temporary stand‑in for Justin Thomas (helping JT win at the RBC Heritage), his results with Morikawa never quite ...

Collin Morikawa credits fun and simplicity as the secret sauce in his partnership with new caddie Billy Foster. Morikawa explained why he chose the Yorkshireman to tote his clubs during the crucial ...

It's Open week, but in the golf world, everyone is asking the same question: Did you hear about Joel Dahmen and Geno Bonnalie? The post What the shocking Joel Dahmen/Geno Bonnalie split reveals about ...

Collin Morikawa's fill-in caddie Billy Foster has revealed there is absolutely no chance he will carry the American's sticks ...

DETROIT — Collin Morikawa is making another change on the bag this week. The two-time major champion has split with caddie Joe Greiner ahead of the Rocket Classic at Detroit Golf Club.

Two-time major winner Collin Morikawa is making another change to his game and explained why he's parting ways with caddie Joe Greiner.

PGA golfer and two-time major champion Justin Thomas discussed his recent "ups and downs" over the last few years in a recent interview with Fox News Digital.