Trans policies aside, this is absolutely a free speech issue, protected by the First Amendment. The (real) girls involved did nothing violent. And they made no comments that could be construed as violent or degrading.
They simply refused to throw a shot put.
Oh, wait. I forgot. Only woke liberals are allowed to protest. So never mind.
Key word: “policies”
Not a law, not even debated in the public square. It’s a “policy”. Let that sink in for a moment....