Shane Lowry unleashing F-bomb rants during golf tournaments is certainly nothing new. He did it at this year's PGA Championship. He did it at last year's British Open. He, well, you get the point. But what happened on Friday was still a bit shocking from the Irishman.

The 2019 champion at Royal Portrush had his round of 70 turn into a 72 after a postround review surrounding a swing in wet rough at the 12th hole Friday.

Shane Lowry was caught in a foul-mouthed rant during the second round of The Open at Royal Portrush – before being handed a two-stroke penalty. The Irishman has been looking to win his

Rory McIlroy and Shane Lowry both let emotions get the better of them at Royal Portrush during the second round of The Open Championship, with microphones picking up their swearing

Shane Lowry was slapped with a two-shot penalty during the second round of The Open and the former champion feared being labelled a cheat if he argued against the decision

Scottie Scheffler holds the lead at the halfway stage of The Open on ten-under-par, one shot ahead of England's Matt Fitzpatrick However, Friday's round wasn't without controversy. Shane Lowry incurred a two-shot penalty after his ball moved during a practice swing.