Americans Jordan Spieth, Brooks Koepka and Matt Kuchar tamed a fiendish course in tough conditions to fire sparkling first-round 65s and lead the British Open by one shot.

Jason Day's aggression and hopes for a shortcut to the Claret Jug have forced the R&A; into a rule change for the 146th Open Championship at Royal Birkdale.

A near family tragedy behind him, Marc Leishman will dedicate the Claret Jug to his new "miracle baby" after celebrating the birth of his first daughter in the countdown to this week's British Open.

• Michael Cundy

Greg Norman is curious over whether Jason Day has not "stepped up" this year due to injury problems but believes he and Adam Scott can mount a challenge at The Open.

• James Corrigan

Anyone who has witnessed an epic Jon Rahm tantrum will perhaps not be too surprised that he has opted to employ a former bomb-disposal expert as his mental coach.

A man on a mission, Adam Scott has arrived at Royal Birkdale intent on finally getting his hands on the elusive Claret Jug after a succession of painful British Open near misses.

• Richard Bath

Pity poor Callum Shinkwin, whose dual choke at the 18th at Dundonald yesterday (Sunday) was of almost Greg Norman-esque proportions. Coming down the final hole on five-under for the day, the young Englishman had the Scottish Open as good as won, only to surrender his one-shot lead, open the door to a play-off against a grateful Rafa Cabrera Bello, and ultimately lose the ??1m cheque that accompanies this title.

South Korean golfer Sung Hyun Park has won the US Women's Open by two strokes at Trump National for her first major championship.

Journeyman Australian golfer Andrew Dodt has forced his way into the British Open field after sinking a 1.2-metre par putt to tie for fourth in the Scottish Open.

Shanshan Feng snapped a run of 23 consecutive pars with a birdie at the 18th to reclaim the outright lead over a wave of South Korean challengers heading into the final round of the US Women's Open golf.

• Adam Pengilly

Reigning Australian Open champion Jordan Spieth will return Down Under to defend his title later this year after tournament organisers locked in their No.1 drawcard.

Australian veteran Katherine Kirk has won the Thornberry Creek LPGA Classic, matching South African Ashleigh Buhai with a birdie on the final hole for a one-stroke victory.

Australian golfer Ryan McCarthy, ranked No.1342 in the world, has qualified for the prestigious British Open by claiming third at a pre-tournament in Scotland.

The mother of golfer Li Haotong has stunned players and the crowd at the French Open after she went into the water to recover her son's discarded putter.

• Andrew Both

Jordan Spieth clinched his 10th PGA Tour victory in the same way as his first, by holing a bunker shot to win the Travelers Championship in Cromwell, Connecticut on Sunday.

Jason Day signed for a wrong score at the Traveler's Championship on Friday before missing the cut for the second week in a row, in another disappointing performance by the world No.4.

Australia's Rod Pampling and Cameron Percy are four shots off the pace after the opening round of the Travelers Championship, but it was another disappointing display from Jason Day.

As president of the United States, Donald Trump is used to doing pretty well anything he wants.

• Evin Priest

Two-time British Open champion Greg Norman has called for golf to introduce biological passports in an effort to eradicate drug cheats from the sport.