2017 British Open challenges the world's best golfers
SOUTHPORT, ENGLAND - JULY 20: Marc Leishman of Australia hits his second shot on the 2nd hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Dan Mullan/Getty Images)Dan Mullan
SOUTHPORT, ENGLAND - JULY 20: Rory McIlroy of Northern Ireland watches his tee shot on the 4th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Christian Petersen/Getty Images)Christian Petersen
SOUTHPORT, ENGLAND - JULY 20: Haydn McCullen of England hits his tee shot on the 5th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Gregory Shamus/Getty Images)Gregory Shamus
SOUTHPORT, ENGLAND - JULY 20: Paul Waring of England hits from the rough on the 2nd hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Dan Mullan/Getty Images)Dan Mullan
SOUTHPORT, ENGLAND - JULY 20: Dustin Johnson of the United States plays out of a bunker on the 7th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Christian Petersen/Getty Images)Christian Petersen
SOUTHPORT, ENGLAND - JULY 20: Sebastian Munoz of Colombia hits his tee shot on the 5th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Gregory Shamus/Getty Images)Gregory Shamus
SOUTHPORT, ENGLAND - JULY 20: Laurie Canter of England hits his tee shot on the 5th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Gregory Shamus/Getty Images)Gregory Shamus
SOUTHPORT, ENGLAND - JULY 20: Rickie Fowler of the United States hits his tee shot on the 15th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Stuart Franklin/Getty Images)Stuart Franklin
SOUTHPORT, ENGLAND - JULY 20: Rickie Fowler of the United States hits a bunker shot on the 12th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Stuart Franklin/Getty Images)Stuart Franklin
SOUTHPORT, ENGLAND - JULY 20: Dustin Johnson of the United States reacts after a putt on the 4th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Christian Petersen/Getty Images)Christian Petersen
SOUTHPORT, ENGLAND - JULY 20: Rory McIlroy of Northern Ireland hits his tee shot on the 5th hole during the first round of the 146th Open Championship at Royal Birkdale on July 20, 2017 in Southport, England. (Photo by Gregory Shamus/Getty Images)Gregory Shamus