Phil Mickelson opened the 2025 Open Championship at Royal Portrush with a 1‑under-par 70, navigating intermittent rain and firm winds in the first round. He followed with a 1-over-par 72 on Friday. That even-par score was enough for Mickelson to head to the weekend.

Phil Mickelson and Lee Westwood are offering reminders that the British Open doesn't discriminate against older players.

Phil Mickelson shot under par in the first round of the Open Championship at Royal Portrush, ending a poor major stretch.

The Open Championship 2025 had a contingent of 19 LIV Golf pros, but eight of them missed the cut. While Tyrrell Hatton, Lee Westwood, Marc Leishman, and Jason Kokrak were in contention, big names such as Brooks Koepka, Joaquin Niemann, and Cameron Smith failed to make it to the weekend at Royal Portrush.

Maybe it's just one round, but Thursday at The Open, 50-somethings Lee Westwood and Phil Mickelson shot under par.

Phil Mickelson was flying high on Thursday at Royal Portrush, posting a solid 1-under 70 at the opening round of the 153rd British Open.

Phil Mickelson reflected on the challenging conditions at Royal Portrush after finishing his second round at the 2025 Open Championship on Friday, July 18.

Phil Mickelson handed out a signed glove and ball to his playing partner Ryan Peake after the pair competed alongside each other in the opening round of The Open Championship. Peake played his way into The Open after winning the New Zealand Open earlier this year.