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:

Phil Mickelson avoided most of the rain to card a 1-under 70 for his best opening round at an Open Championship since 2016.

Phil Mickelson didn’t make a bogey over his first nine holes Thursday at The Open, assisted by a hole-out par save at the third. The 2013 Open champion hit his tee shot into a greenside bunker on the 167-yard, par 3 hole. After leaving his second shot in there, he holed his third.

Phil Mickelson, known for his bold and unapologetic views, refused to comment on Grant Horvat's PGA Tour rejection, despite their close ties.

Phil Mickelson brindó más magia el jueves en la primera ronda del Abierto Británico, dejando una bola en un búnker y

Tony Kornheiser and Pablo Torre explain why they were drawn to Phil Mickelson's opening round at The Open.

Phil Mickelson played his opening round at The Open Championship alongside Ryan Peake, an Australian golfer who had previously spent five years in prison for serious assault