2021 PGA Championship leaderboard: Live coverage, golf scores, Phil Mickelson score today in Round 4

It's going to be difficult for the final round of the 2021 PGA Championship to top what transpired on Saturday as Phil Mickelson (-7) and Brooks Koepka (-6) rose to the top of a stacked leaderboard on Ocean Course at Kiawah Island.Might as well try, though, right?. The stage is...