This is late. Blame Easter.

It seems a long time since Maria Sharapova flirted with the idea of smashing her racket and instead settled for a frustrated tap. Of course, it was barely a week ago, but most Sharapova fans have long moved on, putting yet another crushing loss in the past by looking forward to the clay season with tentative hope. But next time Sharapova finds herself in a final, those ugly memories will return, and questions will swirl over her mental strength and her lack of a Plan B. Mental strength used to be something Sharapova fans could rely on. But much like her once consistent and powerful serve, Sharapova’s mental game now comes in crests and troughs. While she’ll always be a fighter, her unflappable confidence is no longer.

I didn’t watch it, but if I believe what Twitter tells me, Juan Martin del Potro’s return to…