Waiting for Rory McIlroy, approach to green.

Waiting for Rory McIlroy, approach to green.

Sunset over the 18th hole at PGA Championship. http://t.co/83Yis8u

Sunset over the 18th hole at PGA Championship. http://t.co/83Yis8u

At PGA Championship today. Hanging at Star Lounge for a quick minute.

At PGA Championship today. Hanging at Star Lounge for a quick minute.

Mercedes-Benz Performance Center just about set up for golf swing analysis and tips from a PGA pro http://t.co/l3RdCHZ

Mercedes-Benz 4matic Vehicle History http://t.co/XIvrCWS