Phil Mickelson fired a course record 63 in the opening round of the 2016 British Open Championship at Royal Troon.

How close was Mickelson to shooting an all-time major low round of 62?

Phil Mickelson came SO close to a low major score of 62 #TheOpen pic.twitter.com/n91YpkelLG

— The Open (@TheOpen) July 14, 2016

Here is Mickelson’s scorecard:

A look at Phil Mickelson's record-breaking scorecard.#TheOpen pic.twitter.com/zLXNcFLVw4

— The Open (@TheOpen) July 14, 2016

Martin Kaymer and Patrick Reed are tied for second as 5-under.