Golf
Officials stepped in and prevented PGA Championship victory over unknown rule

Dustin Johnson could have gone on to win his first major title at the PGA Championship back in 2010 had it not have been for him unknowingly breaking the unique rules
Dustin Johnson saw a potential PGA Championship win fade in an instant by unknowingly breaking a rule. This year’s tournament is reaching its climax, at which point in 2010, Johnson only required a par on the final hole of Whistling Straits to secure victory over Martin Kaymer and Bubba Watson.