Jacob Skov Olesen and Haotong Li held the early Thursday lead at 4 under while Mickelson, 55, had his lowest opening round in an Open since 2016.

The World No. 1 opened with a 3-under 68 despite hitting just three fairways in sometimes-sideways rain at Royal Portrush.

Rory McIlroy put on a show for the thousands of fans who cheered his every move at his home Open at Royal Portrush as the ...

The final major of the season is here. Follow along for live updates, scores, highlights and more from the first round of the 2025 British Open.