Mickelson, who has won the Masters three times, the PGA Championship twice, and The Open once in 2013, displayed his sportsmanship on Thursday after responding to a request from a peer. His long-time caddie, Jim 'Bones' Mackay, fondly recalls Mickelson's triumph at The Open as "probably my favorite day" in their shared golfing journey.

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

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 got a horrible break early at the 2025 Open Championship but saved himself with a bunker hole-out to briefly take the lead.

The 153rd Open Championship, at Royal Portrush, Northern Ireland, runs Thursday, July 17, through Sunday, July 20.

Phil Mickelson recorded his best opening round at an Open Championship since 2016 on Thursday at 1-under 70, and he had one of the most impressive highlights of the day.

Earlier in the week, YouTube golf star Grant Horvat announced he was declining a spot in this week's PGA Tour opposite-field event, the Barracuda Championship. The reason? The tour wouldn't allow his crew to film it. Here was his explanation: