If you're surprised by Rory McIlroy's decision not to play in this week's Memorial Tournament, you're not the only one. In fact, McIlroy's decision also came as a surprise to Jack Nicklaus, the 18-time major winner and the founder and host of the tournament.

Rory McIlroy has not explained his decision to skip a third signature event and specifically this week’s Memorial Tournament, one of the PGA Tour’s signature events.But he’s received backing from tournament host Jack Nicklaus and also PGA Tour commissioner Jay Monahan,

Rory McIlroy decided to skip the Memorial Tournament hosted by the legendary Jack Nicklaus, which has surprised most in the golf world.