Jason Day’s tears on the 18th green said it all. He had finally come of age, realising a career ambition in winning his first professional major, the USPGA Championship.

Rory McIlroy admitted Jordan Spieth deserved to replace him as world number one following the US PGA Championship at Whistling Straits.

Jason Day finally bridged the gap to major championship victory on Sunday night as he held Jordan Spieth at bay to complete a three-stroke PGA Championship win at Whistling Straits.