Spinning wheel assistance

Hi All, I modeled my spinning wheel after this example that I found. The issue I'm having is how can I prevent the wheel from repeating?

https://360.articulate.com/review/content/96ec243b-b936-4268-a86f-32e2c2f32fe7/review

https://community.articulate.com/discussions/articulate-storyline/randomized-spinning-wheel?page=2