2015 PGA Championship: Round 2 photo gallery

SHEBOYGAN, WI - AUGUST 14: Jordan Spieth of the United States hits his tee shot on the tenth hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Mike Ehrmann/PGA of America via Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rich Beem of the United States watches a putt on the third green during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Andrew Redington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rory McIlroy of Northern Ireland hits his approach shot on the 11th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Richard Heathcote/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rory McIlroy of Northern Ireland hits his tee shot on the 13th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Richard Heathcote/Getty Images)

SHEBOYGAN, WI - AUGUST 14: David Lingmerth of Sweden watches his tee shot on the first hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Tom Pennington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: David Lingmerth of Sweden watches his tee shot on the second hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Tom Pennington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Jordan Spieth of the United States lines up a putt on the 11th green during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Mike Ehrmann/PGA of America via Getty Images)

SHEBOYGAN, WI - AUGUST 14: Fans watch the play during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Tom Pennington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Emiliano Grillo of Argentina in action during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Andrew Redington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Zach Johnson of the United States walks up to a green during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Mike Ehrmann/PGA of America via Getty Images)

SHEBOYGAN, WI - AUGUST 14: Adam Scott of Australia plays his shot from the 16th tee during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Nick Watney of the United States walks down the fairway during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Zach Johnson of the United States plays his shot from the 16th tee during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Richard Heathcote/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Jordan Spieth of the United States celebrates after holing out a shot from a bunker on the 18th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Richard Heathcote/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Phil Mickelson of the United States watches his approach shot on the 16th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Mike Ehrmann/PGA of America via Getty Images)

SHEBOYGAN, WI - AUGUST 14: Padraig Harrington of Ireland plays a shot on the 13th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Jamie Squire/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Henrik Stenson of Sweden hits his tee shot on the 18th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by David Cannon/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Luke Donald of England hits his second shot on the 16th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by David Cannon/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Phil Mickelson of the United States waits on the 16th tee during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rory McIlroy of Northern Ireland reacts to a shot on the second green during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Andrew Redington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Billy Horschel of the United States and his caddie Micah Fugitt during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Jamie Squire/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rory McIlroy of Northern Ireland runs across the fifth tee box during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Andrew Redington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Marcel Siem of Germany hits his second shot on the 13th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Jamie Squire/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Justin Rose of England is helped up a hill after playing his third shot on the 2nd hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by David Cannon/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rickie Fowler of the United States plays a shot from the cart path on the 2nd hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by David Cannon/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Ernie Els of South Africa ponders a shot on the third tee during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by David Cannon/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Tiger Woods of the United States plays his shot from the third tee during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Aaron Rodgers, quarterback of the Green Bay Packers, is seen during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Dustin Johnson of the United States and his caddie walk across a bridge on their way to the first tee during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rory McIlroy of Northern Ireland reacts to a shot on the second green during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Andrew Redington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rory McIlroy of Northern Ireland runs across the fifth tee box during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Andrew Redington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Martin Kaymer of Germany and Tiger Woods of the United States talk on the second tee during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Tiger Woods of the United States reacts after hitting a shot from the sand on the 4th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Rickie Fowler of the United States waits to putt on the 9th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Tom Pennington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Jason Day of Australia holds an umbrella on the 6th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Tom Pennington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Dustin Johnson of the United States waves to the crowd after making a putt on the 9th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Tom Pennington/Getty Images)

SHEBOYGAN, WI - AUGUST 14: Tiger Woods of the United States lines up a shot on the 8th hole during the second round of the 2015 PGA Championship at Whistling Straits on August 14, 2015 in Sheboygan, Wisconsin. (Photo by Kevin C. Cox/Getty Images)