Those that feel that way are going to have a field day with this mysterious tweet:
We've reached out to his agent Chris Lane to see if they'll offer more of a reason. If one isn't injured, why do you have to withdraw?
Other than being forced to do so by meet organizers, one could be sick or perhaps a family emergency.
Our staffer who wrote our preview of the meet wasn't surprised at all. He says, "When I wrote the article, I honestly thought to myself, "Butchart's in great shape. It wouldn't surprise me if he pull out before the race takes place.""