Wyndham Clark raised eyebrows when he took practice swings in a watery penalty area, but his clever use of a new rule led to an epic birdie.

Rory McIlroy's ball settled on a banana peel. Seems unfair, no?! Here's why he didn't get relief from a decidedly slippery situation.

The Rules of Golf have some pretty specific dos and don'ts regarding when you can touch the sand before a shot.