Arnold Palmer was elitist only in the administration of his craft, as both golfer and businessman. And he was anything but exclusive.

The Arnold Palmer Invitational proved that a golf tournament doesn't begin until the back nine on Sunday—and all it took was one swing for Henley to snatch the win at Bay Hill.

Russell Henley completed a 4-shot swing in a three-hole span during a back-9 charge to pass Collin Morikawa and win the Arnold Palmer Invitational.