Couples disclosed that Brooks Koepka wants to rejoin the PGA Tour. Phil Mickelson then responded angrily in a since-deleted post.

Phil Mickelson and Brooks Koepka have had a fractious relationship throughout the years, and the pair have been involved in a series of jibes and digs at each other

Phil Mickelson and Brooks Koepka have had back-and-forths throughout the years, which included a thrilling showdown in the PGA Championship