Haley Kluge editorSPOILER ALERT: Do not read if you have not yet watched the July 12 episode of “The Bachelorette.”“The Bachelorette’s” Katie Thurston kicked off the week’s episode of the ABC reality dating competition with a challenge for her men: “W.O.W.O” — a week off whacking off. The challenge was born out of a conversation with hosts Tayshia Adams and Kaitlyn Bristowe, during which Katie came up with the idea to ban the men from masturbating.