Photos:: 2015 PGA Championship

Jason Day wipes away tears on the 18th green alongside caddie Colin Swatton as he prepares to win the PGA Championship with a record-setting total of 20 under par.

Jason Day tees off at No. 17 during the final round of the PGA Championship at Whistling Straits.

Brooks Koepka plays a shot out of a bunker at No. 17 during the final round of the PGA Championship. Keopka would shoot a six-under 66 Sunday to finish tied for fifth at 13 under.

The huge throng of spectators watch Jason Day hit his tee shot at No. 16 during the final round of the PGA Championship.

Jordan Spieth hits a shot out of a greenside bunker at No. 16 during the final round of the PGA Championship. Spieth finished second at 17 under and overtook Rory McIlroy for the No. 1 ranking.

Justin Rose plays a shot out of a deep bunker at No. 13 during the final round of the PGA Championship. Rose finished fourth after shooting a 70 on Sunday.

Branden Grace of South Africa hits his second shot at No. 11 during the final round of the PGA Championship. Grace finished third in the tournament at 15 under.

Jason Day and caddie Colin Swatton walk off the seventh tee as boaters on Lake Michigan watch the final round of the PGA Championship.

Anirban Lahiri of India let’s go of his club as he watches hit wayward tee shot at No. 7 during the final round of the PGA Championship. Lahiri finished tied for fifth at 13 under after shooting a 68.

England’s Justin Rose tees off at No. 7 during the final round of the PGA Championship at Whistling Straits with Lake Michigan looming to the right.

Phil Mickelson hits out of a greenside bunker at No. 6 for an eagle during the final round of the PGA Championship. Mickelson shot a 69 on Sunday to finish tied for 18th at eight under.

Matt Kuchar takes aim at the flag on his approach shot at No. 2 during the final round of the PGA Championship. Kuchar shot a 68 to finish tied for seventh at 12 under.

Dustin Johnson hits out of a a bunker on the first holes during the final round of the PGA Championship. Johnson took a quadruple-bogey eight but still shot three-under 69 on Sunday to finish tied for seventh at 12 under.