- USA Today Sports ImagesScores: PGA Championship Round 1
Martin Kaymer's 66 was the best afternoon round on Thursday. Can he raise the bar on Friday and how will first-round leader Jimmy Walker fare? Follow every shot in the 98th PGA Championship.
- Elliot Dane | PGA.comBaltusrol proves to be tough test
Jimmy Walker took the first-round lead shooting a 5-under 65 at the 2016 PGA Championship, while some of the top golfers in the world struggled with rugged Baltusrol.
- Go inside the ropes at Baltusrol
We were live all day from Baltusrol with exclusive behind-the-scenes photos and videos as the world's best vie for the 98th PGA Championship.