Why do you think Trump underperformed in Utah primary?

Trump won only 57% of vote, compared to Nikki Haley 42%. His worst result, except for D. C, Vermont and New Hampshire. He performed better even in states like California, Maine and Massachussets even though Utah is considered a ruby red state.

Mormons do not like Trump?

Trump - blue, Haley - orange
Trump - blue, Haley - orange
Why do you think Trump underperformed in Utah primary?
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