A heated situation involving Rory McIlroy is stoking tensions ahead of the final-day singles at golf's Ryder Cup later tonight.
McIlroy got into a public altercation with Patrick Cantlay's caddie - Joe LaCava- accusing him of waving his hat in his line of vision ahead of a crucial putt.
talkSPORT commentator Russ Hargreaves recaps the incident here.
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