Not a damn thing to do with free speech. She can say what she wants, just not from their pedestal.
What they objected to was not said on their pedestal.
If she's wearing their crown she's on their pedestal.
She won the crown. Once she's wearing it, they went through her social media and judged her unworthy and took her crown away. The reason given is
It has been brought to the attention of Miss World America that your social media accounts contain offensive, insensitive and inappropriate content, and in violation of MWA's Rules and Conditions, specifically the contestant requirement of 'being of good character and whose background is not likely to bring into disrepute Miss World America or any person associated with the organisation'.
They don't specify what is so inappropriate about her words. Apparently, quoting statistics "insensitive". You're OK with that?
You (and she) should remember that nothing you post online ever goes away. It's a private organization, no laws were broken, no rights violated. If you don't like it feel free to not support them. Of enough people do the same, they will cease to be relevant.
I'm really surprised at how many conservatives are upset by this, considering all most all of them wanted the NFL to fire the kneelers.