If dragging, tearing and burning the US flag is “freedom of expression”, how is doing the same to a rainbow flag a hate crime?

What are your thoughts on these actions and potential consequences in direct comparison and contrast with each other?

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If dragging, tearing and burning the US flag is “freedom of expression”, how is doing the same to a rainbow flag a hate crime?
If dragging, tearing and burning the US flag is “freedom of expression”, how is doing the same to a rainbow flag a hate crime?
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